chore(deps): update devdependency eslint to v9

Author: renovate[bot]

package.json

@@ -33,7 +33,7 @@
     "@hapi/bourne": "^3.0.0",
     "@vitest/coverage-v8": "^1.5.3",
     "changelogen": "^0.5.5",
-    "eslint": "^8.57.0",
+    "eslint": "^9.6.0",
     "eslint-config-unjs": "^0.2.1",
     "mitata": "^0.1.11",
     "prettier": "^3.2.5",