Merged in chore/eslint9 (pull request #2029)

chore: Update to ESLint 9

* wip: apply codemod and upgrade swc plugin

* Update eslint to 9 in scandic-web

apply code mod to config
fix existing lint issues

* Remove uneccessary fixupConfigRules

* Update eslint to 9 in design-system

* Add lint turbo dependency

* Move redis-api to eslint and prettier instead of biome

* Simplify eslint configs

* Clean up

* Apply linting


Approved-by: Linus Flood

apps/scandic-web/package.json

@@ -114,6 +114,9 @@
     "zustand": "^4.5.2"
   },
   "devDependencies": {
+    "@eslint/compat": "^1.2.9",
+    "@eslint/eslintrc": "^3.3.1",
+    "@eslint/js": "^9.26.0",
     "@formatjs/cli": "^6.7.1",
     "@lokalise/node-api": "^14.0.0",
     "@scandic-hotels/typescript-config": "workspace:*",
@@ -134,7 +137,7 @@
     "adm-zip": "^0.5.16",
     "cypress": "^14.3.3",
     "dotenv": "^16.5.0",
-    "eslint": "^8",
+    "eslint": "^9",
     "eslint-config-next": "15.3.2",
     "eslint-plugin-formatjs": "^5.3.1",
     "eslint-plugin-import": "^2.31.0",