Fix GitHub Actions: Update to actions/upload-artifact@v4 and actions/download-artifact@v4

Author: ColinRitman

.github/workflows/release-stark-cli.yml

@@ -91,7 +91,7 @@ jobs:
         ls -la *.tar.gz *.zip
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: ${{ matrix.artifact_name }}
         path: |
@@ -105,7 +105,7 @@ jobs:
 
     steps:
     - name: Download all artifacts
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
       with:
         path: artifacts