Merge pull request #977 from SwiftFiddle/renovate/webpack-cli-6.x

Update dependency webpack-cli to v6

Author: kishikawakatsumi

package-lock.json

@@ -34,7 +34,7 @@
     "style-loader": "4.0.0",
     "webpack": "5.98.0",
     "webpack-bundle-analyzer": "4.10.2",
-    "webpack-cli": "5.1.4",
+    "webpack-cli": "6.0.1",
     "webpack-merge": "6.0.1",
     "worker-loader": "3.0.8"
   }