fix lockfile

Author: egoist

package.json

@@ -11,7 +11,7 @@
   "license": "MIT",
   "main": "app/index.js",
   "scripts": {
-    "postinstall": "install-app-deps",
+    "postinstall": "electron-builder install-app-deps",
     "test": "npm run lint",
     "lint": "xo",
     "app": "electron app/index.js",