Update dependency eslint to v9

Author: renovate[bot]

services/frontend/package.json

@@ -48,7 +48,7 @@
     "@typescript-eslint/parser": "^8.0.0",
     "bulma": "^1.0.1",
     "cypress": "^14.0.0",
-    "eslint": "^8.26.0",
+    "eslint": "^9.0.0",
     "eslint-config-standard": "^17.0.0",
     "eslint-plugin-cypress": "^3.0.0",
     "eslint-plugin-import": "^2.26.0",