chore(deps): update actions/upload-artifact action to v6

Author: renovate[bot]

.github/workflows/package.yml

@@ -35,7 +35,7 @@ jobs:
         mv ~/logto-plugin.zip ./logto-plugin-${{ env.SUFFIX }}.zip
       
     - name: Upload artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       with:
         name: logto-plugin-${{ env.SUFFIX }}
         path: logto-plugin-${{ env.SUFFIX }}.zip