Comment from collaborators only

Signed-off-by: Chris Yan <chrisyan@microsoft.com>

Author: CyanDevs

.github/workflows/run-azure-windows.yml

@@ -9,7 +9,8 @@ jobs:
   azure-windows:
     if: |
       ${{ github.event.issue.pull_request }} &&
-      contains(github.event.comment.body, '/azure-windows')
+      contains(github.event.comment.body, '/azure-windows') &&
+      github.event.comment.author_association == 'COLLABORATOR'
     runs-on: ubuntu-latest
     steps:
       - run: