Eslint: upgrade to version 8.0.0

See:

- https://eslint.org/blog/2021/10/eslint-v8.0.0-released
- https://eslint.org/docs/user-guide/migrating-to-8.0.0

Known unresolved issues (with low impact )that we decided to accept:

- mysticatea/eslint-plugin-node#301

Known issues that need to be fixed first:

- [x] wait for import-js/eslint-plugin-import#2191 to be released and merged here
- [x] wait for gajus/eslint-plugin-flowtype#496 to be released and merged here
- [x] wait for testing-library/eslint-plugin-testing-library#462 to be released and merged here
- [ ] ~wait for mysticatea/eslint-plugin-node#294 to be released and merged here~ replaced (probably temporarily) with `eslint-plugin-n` which supports Eslint 8
- [x] wait for facebook/react#22248 to be released and merged here
- [x] release minor/patch version of Adeira Eslint Config before merging this breaking change
- [x] switch `NEXT_VERSION_ERROR` to `ERROR` (adeira/universe#3625)

adeira-source-id: b194be7e4f2fc10d51a10ed8753c440414e36b4d

package.json

@@ -18,10 +18,10 @@
     "@adeira/js": "^2.1.1",
     "@babel/eslint-parser": "^7.16.5",
     "@babel/runtime": "^7.16.5",
-    "eslint": "^7.32.0",
+    "eslint": "^8.5.0",
     "jest-docblock": "^27.4.0"
   },
   "peerDependencies": {
-    "eslint": "^7.32.0"
+    "eslint": "^8.5.0"
   }
 }