Update clean.yml

.github/workflows/clean.yml

@@ -1,8 +1,6 @@
 name: clean
 on:
   workflow_dispatch:
-  schedule:
-    - cron: '0 6 * * 0'
 jobs:
   update:
     runs-on: ubuntu-latest
@@ -187,7 +185,7 @@ jobs:
           git diff-index --quiet HEAD || git commit -m "[Bot] Update ${{ matrix.country }}.m3u"
       - name: Pull Remote
         run: |
-          git config pull.rebase false
+          git config pull.ff only
           git pull origin bot/patch-1 --allow-unrelated-histories
       - name: Push Changes
         uses: ad-m/github-push-action@master