fix bug and job title

Author: ezhang6811

.github/workflows/nightly-build.yml

@@ -63,7 +63,7 @@ jobs:
     - name: Update dependencies
       run: python3 scripts/update_dependencies.py
 
-    - name: Check for changes and create PR
+    - name: Check for changes and commit
       id: check_changes
       run: |
         if git diff --quiet; then
@@ -97,7 +97,6 @@ jobs:
             --base main \
             --head "$BRANCH_NAME"
         fi
-        fi
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}