ci: use PAT for main/master sync (#2484)

Author: moe-ad

.github/workflows/ci.yml

@@ -257,7 +257,7 @@ jobs:
       - name: "Install Git and clone project"
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+          token: ${{ secrets.MIGRATION_PAT }}
           fetch-depth: 0
 
       - name: "Verify that main is the default branch"