Merge pull request #12841 from nextcloud/copilot/fix-deps-update-webpack-cli-v6

fix(deps): upgrade webpack-cli to v6

Author: ChristophWurst

package-lock.json

@@ -109,7 +109,7 @@
     "vue-loader": "^15.11.1",
     "vue-template-compiler": "^2.7.16",
     "webpack": "^5.106.2",
-    "webpack-cli": "^5.1.4",
+    "webpack-cli": "^6.0.1",
     "webpack-merge": "^5.10.0"
   },
   "engines": {