➕(frontend) add @typescript-eslint/parser

In order to work correctly
@typescript-eslint/eslint-plugin requires
@typescript-eslint/parser to be installed as well.
We fixed the linting issues related to the
upgrade.

src/frontend/packages/eslint-config-people/package.json

@@ -9,6 +9,7 @@
     "@next/eslint-plugin-next": "14.2.7",
     "@tanstack/eslint-plugin-query": "5.52.3",
     "@typescript-eslint/eslint-plugin": "8.3.0",
+    "@typescript-eslint/parser": "8.3.0",
     "eslint": "8.57.0",
     "eslint-config-next": "14.2.7",
     "eslint-config-prettier": "9.1.0",