Update dependency webpack to v5

package.json

@@ -31,7 +31,7 @@
     "tslint": "5.20.1",
     "typescript": "4.1.3",
     "underscore": "1.12.0",
-    "webpack": "4.44.2",
+    "webpack": "5.76.3",
     "webpack-command": "0.5.0"
   }
 }