chore(deps): update dependency eslint to v9

Author: renovate[bot]

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "selfhosted-api-trader-game",
-  "version": "0.0.79",
+  "version": "0.0.80",
   "description": "A WIP game.",
   "author": "Sebastian Di Luzio",
   "packageManager": "pnpm@9.0.4",
@@ -61,7 +61,7 @@
     "@typescript-eslint/eslint-plugin": "7.7.0",
     "@typescript-eslint/parser": "7.7.0",
     "drizzle-kit": "0.20.16",
-    "eslint": "8.57.0",
+    "eslint": "9.1.0",
     "eslint-config-airbnb-base": "15.0.0",
     "eslint-config-airbnb-typescript": "18.0.0",
     "eslint-config-prettier": "9.1.0",

frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "selfhosted-api-trader-game-frontend",
-  "version": "0.0.59",
+  "version": "0.0.60",
   "description": "A WIP example client for the game.",
   "author": "Sebastian Di Luzio",
   "packageManager": "pnpm@9.0.4",
@@ -33,7 +33,7 @@
     "@typescript-eslint/parser": "7.7.0",
     "@vite-pwa/nuxt": "0.6.0",
     "autoprefixer": "10.4.19",
-    "eslint": "8.57.0",
+    "eslint": "9.1.0",
     "git-commit-info": "2.0.2",
     "nuxt": "3.11.2",
     "prettier": "3.2.5",