chore(deps): update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -106,7 +106,7 @@
     "@playwright/test": "1.48.2",
     "@squonk/eslint-config": "2.0.1",
     "dotenv": "16.4.5",
-    "eslint": "8.57.1",
+    "eslint": "9.15.0",
     "husky": "9.1.6",
     "identity-obj-proxy": "3.0.0",
     "lint-staged": "15.2.10",