Update JS dependencies (#12702)

- Added some new octicons
- Add explicit less dependency as required by upstream
- Enable es2021 environment in eslint

Author: silverwind

.eslintrc

@@ -13,7 +13,7 @@ plugins:
   - eslint-plugin-import
 
 env:
-  es2020: true
+  es2021: true
   node: true
 
 globals:

package-lock.json

@@ -5,60 +5,61 @@
     "node": ">= 10.13.0"
   },
   "dependencies": {
-    "@babel/core": "7.11.1",
-    "@babel/plugin-transform-runtime": "7.11.0",
-    "@babel/preset-env": "7.11.0",
+    "@babel/core": "7.11.6",
+    "@babel/plugin-transform-runtime": "7.11.5",
+    "@babel/preset-env": "7.11.5",
     "@babel/runtime": "7.11.2",
     "@claviska/jquery-minicolors": "2.3.5",
-    "@primer/octicons": "10.0.0",
+    "@primer/octicons": "10.1.0",
     "add-asset-webpack-plugin": "1.0.0",
     "babel-loader": "8.1.0",
     "clipboard": "2.0.6",
     "core-js": "3.6.5",
-    "css-loader": "4.2.1",
-    "css-minimizer-webpack-plugin": "1.1.1",
+    "css-loader": "4.2.2",
+    "css-minimizer-webpack-plugin": "1.1.3",
     "dropzone": "5.7.2",
     "escape-goat": "3.0.0",
     "fast-glob": "3.2.4",
-    "file-loader": "6.0.0",
+    "file-loader": "6.1.0",
     "fomantic-ui": "2.8.6",
     "font-awesome": "4.7.0",
     "jquery": "3.5.1",
     "jquery.are-you-sure": "1.9.0",
-    "less-loader": "6.2.0",
+    "less": "3.12.2",
+    "less-loader": "7.0.1",
     "license-webpack-plugin": "2.3.0",
     "mermaid": "8.7.0",
-    "mini-css-extract-plugin": "0.10.0",
+    "mini-css-extract-plugin": "0.11.0",
     "monaco-editor": "0.20.0",
     "monaco-editor-webpack-plugin": "1.9.0",
     "postcss-loader": "3.0.0",
     "postcss-preset-env": "6.7.0",
     "raw-loader": "4.0.1",
     "sortablejs": "1.10.2",
-    "swagger-ui": "3.31.1",
+    "swagger-ui": "3.32.5",
     "terser-webpack-plugin": "4.1.0",
     "tributejs": "5.1.3",
-    "vue": "2.6.11",
+    "vue": "2.6.12",
     "vue-bar-graph": "1.2.0",
     "vue-calendar-heatmap": "0.8.4",
     "vue-loader": "15.9.3",
-    "vue-template-compiler": "2.6.11",
+    "vue-template-compiler": "2.6.12",
     "webpack": "4.44.1",
     "webpack-cli": "3.3.12",
     "webpack-fix-style-only-entries": "0.5.1",
     "workbox-routing": "5.1.3",
     "workbox-strategies": "5.1.3",
-    "worker-loader": "3.0.1",
+    "worker-loader": "3.0.2",
     "wrap-ansi": "7.0.0"
   },
   "devDependencies": {
-    "eslint": "7.6.0",
+    "eslint": "7.8.1",
     "eslint-plugin-import": "2.22.0",
     "eslint-plugin-unicorn": "21.0.0",
-    "stylelint": "13.6.1",
+    "stylelint": "13.7.0",
     "stylelint-config-standard": "20.0.0",
     "svgo": "1.3.2",
-    "updates": "10.3.3"
+    "updates": "10.3.6"
   },
   "browserslist": [
     "defaults",