chore: fix nightly pr

.github/workflows/nightly-rustfmt.yml

@@ -46,6 +46,8 @@ jobs:
         run: echo "date=$(date +'%Y-%m-%d')" >> $GITHUB_ENV
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@271a8d0340265f705b14b6d32b9829c1cb33d45e # v7.0.8
+        env:
+          PRE_COMMIT_ALLOW_NO_CONFIG: 1
         with:
           token: ${{ secrets.BACKPORT_TOKEN }}
           author: Fmt Bot <bot@cashudevkit.org>