Merge pull request #4492 from MicrosoftDocs/main638161400075360668sync_temp

For protected CLA branch, push strategy should use PR and merge to target branch method to work around git push error

Author: learn-build-service-prod[bot]

docs/docfx.json

@@ -39,6 +39,7 @@
     "globalMetadata": {
       "breadcrumb_path": "~/_breadcrumb/toc.yml",
       "extendBreadcrumb": "true",
+      "uhfHeaderId": "MSDocsHeader-CPP",
       "ROBOTS": "INDEX,FOLLOW",
       "manager": "markl",
       "ms.date": "11/16/2016",