Initialize Docs repository: https://github.com/MicrosoftDocs/power-platform-pr of branch master

Author: buck1ey

.openpublishing.publish.config.json

@@ -39,7 +39,7 @@
   "sync_notification_subscribers": [],
   "branches_to_filter": [],
   "git_repository_url_open_to_public_contributors": "https://github.com/MicrosoftDocs/power-platform",
-  "git_repository_branch_open_to_public_contributors": "master",
+  "git_repository_branch_open_to_public_contributors": "main",
   "skip_source_output_uploading": false,
   "need_preview_pull_request": true,
   "contribution_branch_mappings": {},