fix: update workflow version

Author: djs0109

.github/workflows/swagger_ui_v2.yml

@@ -77,7 +77,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Upload artifact for ${{ matrix.folder }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           # Each artifact is named after the folder, ensuring uniqueness
           name: ${{ matrix.output }}
@@ -115,7 +115,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download all UI artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           # This downloads all artifacts (each will be placed in its own folder
           # under the "deploy" directory)