Update gitlab-stable.yml

Author: jeanbez

.github/workflows/gitlab-stable.yml

@@ -22,7 +22,6 @@ jobs:
     
       - name: Update branch
         run: |
-          git fetch stable
           git remote add gitlab https://${{ secrets.GITLAB_TOKEN_NAME }}:${{ secrets.GITLAB_TOKEN }}@${{ secrets.GITLAB_URL }}
           git checkout stable
           git push -f gitlab -u stable