【feature】更新webpack-dev-middleware至5.3.4

Author: xiongjiaojiao

package.json

@@ -131,7 +131,7 @@
     "watchify": "^3.11.1",
     "webpack": "^5.1.3",
     "webpack-cli": "4.2.0",
-    "webpack-dev-middleware": "^4.0.2",
+    "webpack-dev-middleware": "^5.3.4",
     "webpack-node-externals": "^2.5.2"
   },
   "dependencies": {