Bump @types/eslint from 8.56.10 to 9.6.0 in /.github

Bumps [@types/eslint](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/eslint) from 8.56.10 to 9.6.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/eslint)

---
updated-dependencies:
- dependency-name: "@types/eslint"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/actions/gh-actions-eslint/package.json

@@ -38,7 +38,7 @@
     "eslint-formatter-stylish": "^8.39.0"
   },
   "devDependencies": {
-    "@types/eslint": "^8"
+    "@types/eslint": "^9"
   },
   "engines": {
     "node": ">=20"