Bump jspdf from 2.1.1 to 2.3.1

Bumps [jspdf](https://github.com/MrRio/jsPDF) from 2.1.1 to 2.3.1.
- [Release notes](https://github.com/MrRio/jsPDF/releases)
- [Changelog](https://github.com/MrRio/jsPDF/blob/master/RELEASE.md)
- [Commits](parallax/jsPDF@v2.1.1...v2.3.1)

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

package.json

@@ -69,7 +69,7 @@
     "iso": "5.2.0",
     "js-cookie": "^2.2.1",
     "json-loader": "0.5.7",
-    "jspdf": "^2.1.1",
+    "jspdf": "^2.3.1",
     "koa": "1.4.1",
     "koa-body": "1.6.0",
     "koa-compressor": "1.0.3",

yarn.lock

@@ -3951,10 +3951,10 @@ domhandler@^4.0.0:
   dependencies:
     domelementtype "^2.1.0"
 
-dompurify@^2.0.12:
-  version "2.1.1"
-  resolved "https://registry.npmjs.org/dompurify/-/dompurify-2.1.1.tgz#b5aa988676b093a9c836d8b855680a8598af25fe"
-  integrity sha512-NijiNVkS/OL8mdQL1hUbCD6uty/cgFpmNiuFxrmJ5YPH2cXrPKIewoixoji56rbZ6XBPmtM8GA8/sf9unlSuwg==
+dompurify@^2.2.0:
+  version "2.2.7"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-2.2.7.tgz#a5f055a2a471638680e779bd08fc334962d11fd8"
+  integrity sha512-jdtDffdGNY+C76jvodNTu9jt5yYj59vuTUyx+wXdzcSwAGTYZDAQkQ7Iwx9zcGrA4ixC1syU4H3RZROqRxokxg==
 
 domutils@1.5.1:
   version "1.5.1"
@@ -4881,6 +4881,11 @@ feature-policy@0.3.0:
   resolved "https://registry.yarnpkg.com/feature-policy/-/feature-policy-0.3.0.tgz#7430e8e54a40da01156ca30aaec1a381ce536069"
   integrity sha512-ZtijOTFN7TzCujt1fnNhfWPFPSHeZkesff9AXZj+UEjYBynWNUIYpC87Ve4wHzyexQsImicLu7WsC2LHq7/xrQ==
 
+fflate@^0.4.8:
+  version "0.4.8"
+  resolved "https://registry.yarnpkg.com/fflate/-/fflate-0.4.8.tgz#f90b82aefbd8ac174213abb338bd7ef848f0f5ae"
+  integrity sha512-FJqqoDBR00Mdj9ppamLa/Y7vxm+PRmNWA67N846RvsoYVMKB4q3y/de5PA7gUmRMYK/8CMz2GDZQmCRN1wBcWA==
+
 figures@^1.7.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-1.7.0.tgz#cbe1e3affcf1cd44b80cadfed28dc793a9701d2e"
@@ -7056,17 +7061,18 @@ jsonify@~0.0.0:
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
   integrity sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM=
 
-jspdf@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.npmjs.org/jspdf/-/jspdf-2.1.1.tgz#4ee5b694eeceb24acd25b98e37a24ce94b1ccc67"
-  integrity sha512-aEZmTr8SgR7Dy2zjFLu6pbg93urA7nZdbS3MIAXs8PSXn1ee7LSpm0JVMYZ+0qS6ZIUI5NriFSTdpVI4QArAXQ==
+jspdf@^2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/jspdf/-/jspdf-2.3.1.tgz#313d117234b546469694a1fd81a1e02411647576"
+  integrity sha512-1vp0USP1mQi1h7NKpwxjFgQkJ5ncZvtH858aLpycUc/M+r/RpWJT8PixAU7Cw/3fPd4fpC8eB/Bj42LnsR21YQ==
   dependencies:
     atob "^2.1.2"
     btoa "^1.2.1"
+    fflate "^0.4.8"
   optionalDependencies:
     canvg "^3.0.6"
     core-js "^3.6.0"
-    dompurify "^2.0.12"
+    dompurify "^2.2.0"
     html2canvas "^1.0.0-rc.5"
 
 jsprim@^1.2.2: