Update dependency webpack-dev-server to v5.2.4 [SECURITY]

Author: renovate[bot]

package.json

@@ -5,6 +5,6 @@
     "@rails/webpacker": "5.4.4"
   },
   "devDependencies": {
-    "webpack-dev-server": "5.2.2"
+    "webpack-dev-server": "5.2.4"
   }
 }