chore: update version

Author: Ji-soo708

.github/workflows/ci-backend.yml

@@ -49,7 +49,7 @@ jobs:
 
       - name: Upload problems report as artifact
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: sonar-problems-report
           path: build/reports/problems/problems-report.html