ci: :green_heart: fix sync_huggingface.yml

.github/workflows/sync_huggingface.yml

@@ -14,9 +14,10 @@ jobs:
         with:
           fetch-depth: 0
           lfs: true
+      - name: Checkout main
+        run: git checkout -b main
       - name: Push to hub
         env:
           HF_TOKEN: ${{ secrets.HF_TOKEN }}
           REPO_ID: codedog-ai/edu-assistant
-        run: git checkout -b main # 是的，我偷懒
         run: git push https://HF_USERNAME:$HF_TOKEN@huggingface.co/spaces/$REPO_ID main