update package.json

server/package.json

@@ -18,7 +18,6 @@
   "devDependencies": {
     "babel-core": "^6.26.3",
     "babel-eslint": "^8.2.6",
-    "cross-env": "^5.2.0",
     "eslint": "^4.19.1",
     "eslint-config-standard": "^11.0.0",
     "eslint-plugin-import": "^2.14.0",
@@ -37,6 +36,7 @@
     "express": "^4.16.4",
     "form-data": "^2.5.0",
     "multer": "^1.4.1",
-    "promise.prototype.finally": "^3.1.1"
+    "promise.prototype.finally": "^3.1.1",
+    "cross-env": "^5.2.0"
   }
 }