feat: bump default prettier version to 2.x

Only in version 2.x that prettier could parse TypeScript syntaxes like
`import type`

package.json

@@ -62,7 +62,7 @@
     "eslint-plugin-graphql": "^3.1.0",
     "eslint-plugin-import": "^2.20.2",
     "eslint-plugin-node": "^11.1.0",
-    "eslint-plugin-prettier": "^3.1.3",
+    "eslint-plugin-prettier": "^3.3.1",
     "eslint-plugin-promise": "^4.2.1",
     "eslint-plugin-standard": "^4.0.0",
     "eslint-plugin-vue": "^6.2.2",

packages/@vue/cli-plugin-eslint/eslintDeps.js

@@ -9,8 +9,8 @@ const DEPS_MAP = {
   },
   prettier: {
     '@vue/eslint-config-prettier': '^6.0.0',
-    'eslint-plugin-prettier': '^3.1.3',
-    prettier: '^1.19.1'
+    'eslint-plugin-prettier': '^3.3.1',
+    prettier: '^2.2.1'
   },
   standard: {
     '@vue/eslint-config-standard': '^5.1.2',

yarn.lock

@@ -8672,10 +8672,10 @@ eslint-plugin-node@^11.1.0:
     resolve "^1.10.1"
     semver "^6.1.0"
 
-eslint-plugin-prettier@^3.1.3:
-  version "3.1.4"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-3.1.4.tgz#168ab43154e2ea57db992a2cd097c828171f75c2"
-  integrity sha512-jZDa8z76klRqo+TdGDTFJSavwbnWK2ZpqGKNZ+VvweMW516pDUMmQ2koXvxEE4JhzNvTv+radye/bWGBmA6jmg==
+eslint-plugin-prettier@^3.3.1:
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-3.3.1.tgz#7079cfa2497078905011e6f82e8dd8453d1371b7"
+  integrity sha512-Rq3jkcFY8RYeQLgk2cCwuc0P7SEFwDravPhsJZOQ5N4YI4DSg50NyqJ/9gdZHzQlHf8MvafSesbNJCcP/FF6pQ==
   dependencies:
     prettier-linter-helpers "^1.0.0"
 
@@ -16258,9 +16258,9 @@ prettier-linter-helpers@^1.0.0:
     fast-diff "^1.1.2"
 
 "prettier@>= 1.13.0":
-  version "2.0.5"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.5.tgz#d6d56282455243f2f92cc1716692c08aa31522d4"
-  integrity sha512-7PtVymN48hGcO4fGjybyBSIWDsLU4H4XlvOHfq91pz9kkGlonzwTfYkaIEwiRg/dAJF9YlbsduBAgtYLi+8cFg==
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.2.1.tgz#795a1a78dd52f073da0cd42b21f9c91381923ff5"
+  integrity sha512-PqyhM2yCjg/oKkFPtTGUojv7gnZAoG80ttl45O6x2Ug/rMJw4wcc9k6aaf2hibP7BGVCCM33gZoGjyvt9mm16Q==
 
 prettier@^1.18.2:
   version "1.19.1"