Update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -15,7 +15,7 @@
     "@neetly/eslint-config": "0.7.0",
     "@neetly/tsconfig": "0.3.0",
     "@prettier/plugin-xml": "3.4.1",
-    "eslint": "8.57.0",
+    "eslint": "9.12.0",
     "prettier": "3.2.4",
     "typescript": "5.4.4"
   },