Fixed the wasm run in node

.idea/vcs.xml

@@ -2,6 +2,5 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="" vcs="Git" />
-    <mapping directory="$PROJECT_DIR$/www" vcs="Git" />
   </component>
 </project>

www/package.json

@@ -27,8 +27,7 @@
   },
   "homepage": "https://github.com/rustwasm/create-wasm-app#readme",
   "devDependencies": {
-    "copy-webpack-plugin": "^6.0.3",
-    "hello-wasm-pack": "^0.1.0",
+    "copy-webpack-plugin": "^5.0.0",
     "webpack": "^4.29.3",
     "webpack-cli": "^3.1.0",
     "webpack-dev-server": "^3.1.5"