updating branch to main in ci-main-pull-request

Signed-off-by: nikhil2611 <ngupta@progress.com>

Author: nikhil2611

.github/workflows/ci-main-pull-request-stub-1.0.7.yml

@@ -64,7 +64,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} 
 
   call-ci-main-pr-check-pipeline:
-    uses: chef/common-github-actions/.github/workflows/ci-main-pull-request.yml@nikhil/pull-private-gems-github-branch
+    uses: chef/common-github-actions/.github/workflows/ci-main-pull-request.yml@main
     needs: detect-custom-metadata
     secrets: inherit
     permissions: