Merge pull request #175 from SwiftFiddle/renovate/webpack-merge-5.x

Update dependency webpack-merge to v5.9.0

Author: kishikawakatsumi

package-lock.json

@@ -31,6 +31,6 @@
     "webpack": "5.83.1",
     "webpack-bundle-analyzer": "4.8.0",
     "webpack-cli": "5.1.1",
-    "webpack-merge": "5.8.0"
+    "webpack-merge": "5.9.0"
   }
 }