Run orchestrator from default branch

Author: LSantha

.github/workflows/orchestrator.yml

@@ -28,6 +28,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6
+        with:
+          ref: ${{ github.event.repository.default_branch }}
       - name: Process Orchestration
         uses: actions/github-script@v7
         with: