Update actions/upload-artifact to v4

Author: tuhaihe

.github/workflows/build-test.yml

@@ -116,7 +116,7 @@ jobs:
         files: "logs/madlib_dev_check.xml"
 
     - name: Upload Build Artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: madlib-packages
         path: build/*.deb

.github/workflows/license-check.yml

@@ -97,7 +97,7 @@ jobs:
     
     - name: Upload RAT Report
       if: always()
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: rat-report
         path: |