RSDK-9901 - use git-access-token (viamrobotics#382)

Author: stuqdog

.github/workflows/update_protos.yml

@@ -77,6 +77,7 @@ jobs:
           body: This is an auto-generated PR to update proto definitions. Check the commits to see which repos and commits are responsible for the changes
           assignees: stuqdog
           reviewers: stuqdog
+          token: ${{ secrets.GIT_ACCESS_TOKEN }}
 
       - name: Notify slack of failure
         uses: slackapi/[email protected]