chore(eslint): add recommendation to always formatOnSave with eslint

editor.formatOnSave has to be `false`, as we are not using a formatter,
but a `linter for formatting`.
This way we could only trigger `linting` only before merging stuff.
Which would shorten our compute time.

See: https://eslint.style/guide/faq#how-to-auto-format-on-save
See: BEDS-128

frontend/.vscode/settings.json

@@ -8,5 +8,8 @@
     80,
     120
 ],
-
+"editor.codeActionsOnSave": {
+    "source.fixAll.eslint": "always"
+},
+"editor.formatOnSave": false
 }