chore(deps): update devdependency eslint to v9

Author: renovate[bot]

package.json

@@ -32,7 +32,7 @@
     "@types/node": "^20.10.6",
     "@vitest/coverage-v8": "^1.1.3",
     "changelogen": "^0.5.5",
-    "eslint": "^8.56.0",
+    "eslint": "^9.26.0",
     "eslint-config-unjs": "^0.2.1",
     "expect-type": "^0.17.3",
     "prettier": "^3.1.1",