chore(deps): update devdependency eslint-doc-generator to v2.2.0

Beachball-bump-type: none

Author: renovate[bot]

packages/eslint-plugin/package.json

@@ -36,7 +36,7 @@
     "@vitest/coverage-v8": "3.2.4",
     "@vitest/ui": "3.2.4",
     "eslint": "9.29.0",
-    "eslint-doc-generator": "2.1.2",
+    "eslint-doc-generator": "2.2.0",
     "typescript": "5.8.3",
     "vitest": "3.2.4"
   },