chore: backport retro compatible commits for the Docusaurus v2.2 release (#8264)

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packages/eslint-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@docusaurus/eslint-plugin",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "description": "ESLint plugin to enforce best Docusaurus practices.",
   "main": "lib/index.js",
   "keywords": [