remove deps

package.json

@@ -53,7 +53,6 @@
     "babel-plugin-dva-hmr": "^0.4.1",
     "babel-plugin-import": "^1.6.7",
     "babel-plugin-module-resolver": "^3.1.1",
-    "babel-plugin-transform-decorators-legacy": "^1.3.4",
     "cross-env": "^5.1.1",
     "cross-port-killer": "^1.0.1",
     "enzyme": "^3.1.0",