Revert "Upgrade website to Docusaurus using webpack 5 (#11266)"

This reverts commit 7ad8d06.

netlify.toml

@@ -17,11 +17,3 @@
 [context.deploy-preview]
   command = "yarn workspace jest-website netlify:ci:deployPreview"
 
-
-[[plugins]]
-  package = "netlify-plugin-cache"
-  [plugins.inputs]
-    paths = [
-      "website/node_modules/.cache",
-    ]
-

package.json

@@ -63,7 +63,6 @@
     "micromatch": "^4.0.4",
     "mlh-tsd": "^0.14.1",
     "mock-fs": "^4.4.1",
-    "netlify-plugin-cache": "^1.0.3",
     "node-notifier": "^9.0.0",
     "prettier": "^2.1.1",
     "progress": "^2.0.0",

website/package.json

@@ -16,23 +16,11 @@
     "netlify:prepare": "yarn fetchSupporters && yarn build:js",
     "netlify:crowdin": "yarn write-translations && yarn crowdin:upload && yarn crowdin:download"
   },
-  "browserslist": {
-    "production": [
-      ">0.5%",
-      "not dead",
-      "not op_mini all"
-    ],
-    "development": [
-      "last 1 chrome version",
-      "last 1 firefox version",
-      "last 1 safari version"
-    ]
-  },
   "dependencies": {
-    "@docusaurus/core": "2.0.0-beta.0",
-    "@docusaurus/plugin-client-redirects": "2.0.0-beta.0",
-    "@docusaurus/plugin-pwa": "2.0.0-beta.0",
-    "@docusaurus/preset-classic": "2.0.0-beta.0",
+    "@docusaurus/core": "2.0.0-alpha.c32d8bd11",
+    "@docusaurus/plugin-client-redirects": "2.0.0-alpha.c32d8bd11",
+    "@docusaurus/plugin-pwa": "2.0.0-alpha.c32d8bd11",
+    "@docusaurus/preset-classic": "2.0.0-alpha.c32d8bd11",
     "clsx": "^1.1.1",
     "fs-extra": "^9.0.1",
     "globby": "^11.0.1",