Bump ajv from 6.3.0 to 6.12.3 in /tfjs-converter

Bumps [ajv](https://github.com/ajv-validator/ajv) from 6.3.0 to 6.12.3.
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](ajv-validator/ajv@v6.3.0...v6.12.3)

---
updated-dependencies:
- dependency-name: ajv
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

tfjs-converter/package.json

@@ -32,7 +32,7 @@
     "@types/jasmine": "~2.8.6",
     "@types/long": "~3.0.32",
     "@types/node-fetch": "1.6.9",
-    "ajv": "~6.3.0",
+    "ajv": "~6.12.3",
     "argparse": "^1.0.10",
     "babel-core": "~6.26.3",
     "babel-plugin-external-helpers": "~6.22.0",

tfjs-converter/yarn.lock

@@ -166,11 +166,9 @@
 
 "@tensorflow/tfjs-backend-cpu@link:../link-package-core/node_modules/@tensorflow/tfjs-backend-cpu":
   version "0.0.0"
-  uid ""
 
 "@tensorflow/tfjs-core@link:../link-package-core/node_modules/@tensorflow/tfjs-core":
   version "0.0.0"
-  uid ""
 
 "@ts-morph/common@~0.5.2":
   version "0.5.2"
@@ -209,7 +207,7 @@
   resolved "https://registry.yarnpkg.com/@types/jasmine/-/jasmine-2.8.17.tgz#65fa3be377126253f6c7988b365dfc78d62d536e"
   integrity sha512-lXmY2lBjE38ASvP7ah38yZwXCdc7DTCKhHqx4J3WGNiVzp134U0BD9VKdL5x9q9AAfhnpJeQr4owL6ZOXhOpfA==
 
-"@types/long@^4.0.0", "@types/long@^4.0.1":
+"@types/long@^4.0.0":
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/@types/long/-/long-4.0.1.tgz#459c65fa1867dafe6a8f322c4c51695663cc55e9"
   integrity sha512-5tXH6Bx/kNGd3MgffdmP4dy2Z+G4eaXw0SE81Tq3BNadtnMR5/ySMzX4SLEzHJzSmPNn4HIdpQsBvXMUykr58w==
@@ -241,36 +239,22 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-10.17.55.tgz#a147f282edec679b894d4694edb5abeb595fecbd"
   integrity sha512-koZJ89uLZufDvToeWO5BrC4CR4OUfHnUz2qoPs/daQH6qq3IN62QFxCTZ+bKaCE0xaoCAJYE4AXre8AbghCrhg==
 
-"@types/offscreencanvas@~2019.3.0":
-  version "2019.3.0"
-  resolved "https://registry.yarnpkg.com/@types/offscreencanvas/-/offscreencanvas-2019.3.0.tgz#3336428ec7e9180cf4566dfea5da04eb586a6553"
-  integrity sha512-esIJx9bQg+QYF0ra8GnvfianIY8qWB0GBx54PK5Eps6m+xTj86KLavHv6qDhzKcu5UUOgNfJ2pWaIIV7TRUd9Q==
-
 "@types/resolve@0.0.8":
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/@types/resolve/-/resolve-0.0.8.tgz#f26074d238e02659e323ce1a13d041eee280e194"
   integrity sha512-auApPaJf3NPfe18hSoJkp8EbZzer2ISk7o8mCC3M9he/a04+gbMF97NkpD2S8riMGvm4BMRI59/SZQSaLTKpsQ==
   dependencies:
     "@types/node" "*"
 
-"@types/seedrandom@2.4.27":
-  version "2.4.27"
-  resolved "https://registry.yarnpkg.com/@types/seedrandom/-/seedrandom-2.4.27.tgz#9db563937dd86915f69092bc43259d2f48578e41"
-  integrity sha1-nbVjk33YaRX2kJK8QyWdL0hXjkE=
-
-"@types/webgl-ext@0.0.30":
-  version "0.0.30"
-  resolved "https://registry.yarnpkg.com/@types/webgl-ext/-/webgl-ext-0.0.30.tgz#0ce498c16a41a23d15289e0b844d945b25f0fb9d"
-  integrity sha512-LKVgNmBxN0BbljJrVUwkxwRYqzsAEPcZOe6S2T6ZaBDIrFp0qu4FNlpc5sM1tGbXUYFgdVQIoeLk1Y1UoblyEg==
-
-ajv@~6.3.0:
-  version "6.3.0"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.3.0.tgz#1650a41114ef00574cac10b8032d8f4c14812da7"
-  integrity sha1-FlCkERTvAFdMrBC4Ay2PTBSBLac=
+ajv@~6.12.3:
+  version "6.12.3"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.3.tgz#18c5af38a111ddeb4f2697bd78d68abc1cabd706"
+  integrity sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==
   dependencies:
-    fast-deep-equal "^1.0.0"
+    fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
-    json-schema-traverse "^0.3.0"
+    json-schema-traverse "^0.4.1"
+    uri-js "^4.2.2"
 
 ansi-regex@^2.0.0:
   version "2.1.1"
@@ -1123,10 +1107,10 @@ esutils@^2.0.2:
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
   integrity sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g==
 
-fast-deep-equal@^1.0.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz#c053477817c86b51daa853c81e059b733d023614"
-  integrity sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=
+fast-deep-equal@^3.1.1:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
+  integrity sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==
 
 fast-glob@^3.2.2:
   version "3.2.5"
@@ -1465,10 +1449,10 @@ jsesc@~0.5.0:
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-0.5.0.tgz#e7dee66e35d6fc16f710fe91d5cf69f70f08911d"
   integrity sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=
 
-json-schema-traverse@^0.3.0:
-  version "0.3.1"
-  resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz#349a6d44c53a51de89b40805c5d5e59b417d3340"
-  integrity sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A=
+json-schema-traverse@^0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
+  integrity sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==
 
 json5@^0.5.1:
   version "0.5.1"
@@ -1503,7 +1487,7 @@ lodash@^4.17.4:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
-long@4.0.0, long@^4.0.0:
+long@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/long/-/long-4.0.0.tgz#9a7b71cfb7d361a194ea555241c92f7468d5bf28"
   integrity sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA==
@@ -1736,6 +1720,11 @@ protobufjs@~6.8.6:
     "@types/node" "^10.1.0"
     long "^4.0.0"
 
+punycode@^2.1.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
+  integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
+
 pupa@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/pupa/-/pupa-2.1.1.tgz#f5e8fd4afc2c5d97828faa523549ed8744a20d62"
@@ -1909,11 +1898,6 @@ safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
-seedrandom@2.4.3:
-  version "2.4.3"
-  resolved "https://registry.yarnpkg.com/seedrandom/-/seedrandom-2.4.3.tgz#2438504dad33917314bff18ac4d794f16d6aaecc"
-  integrity sha1-JDhQTa0zkXMUv/GKxNeU8W1qrsw=
-
 semver@^5.3.0:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
@@ -2109,6 +2093,13 @@ universalify@^2.0.0:
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-2.0.0.tgz#75a4984efedc4b08975c5aeb73f530d02df25717"
   integrity sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==
 
+uri-js@^4.2.2:
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
+  integrity sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==
+  dependencies:
+    punycode "^2.1.0"
+
 util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"