Remove forkProcessing from renovate.json

renovate.json

@@ -11,7 +11,6 @@
     "customManagers:dockerfileVersions",
     "customManagers:githubActionsVersions"
   ],
-  "forkProcessing": "enabled", // "是否处理分叉的仓库。默认情况下，在`自动发现`模式下，所有分叉的仓库都会被跳过。"
   "rangeStrategy": "bump",
   "labels": ["dependencies"],
   "packageRules": [