Update the github action.

Author: wenyikuang

.github/workflows/build_pat.yaml

@@ -123,7 +123,7 @@ jobs:
         cmake --build . --target package -j 2
 
     - name: Save artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         path: ./build/ParametricAnalysisTool-*