更新 package.json

package.json

@@ -22,7 +22,7 @@
     "gulp": "^3.9.1",
     "mocha": "^5.2.0",
     "chai": "^4.1.2"
-  }
+  },
   "main": "main.js",
   "readmeFilename": "README.md"
 }