Upgrade actions

Author: mgubaidullin

.github/workflows/vscode.yml

@@ -63,7 +63,7 @@ jobs:
         run: vsce package
 
       - name: Karavan VS Code extension (upload)
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: camel-karavan-vscode.vsix
           path: ./karavan-vscode/*.vsix