chore(deps): update dependency eslint-config-prettier to v9 (Ezard#372)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

functions/package-lock.json

@@ -48,7 +48,7 @@
     "@typescript-eslint/eslint-plugin": "6.5.0",
     "@typescript-eslint/parser": "6.5.0",
     "eslint": "8.48.0",
-    "eslint-config-prettier": "8.10.0",
+    "eslint-config-prettier": "9.0.0",
     "eslint-plugin-import": "2.28.1",
     "firebase-functions-test": "3.1.0",
     "firebase-tools": "12.5.2",