Update package.json

Author: swyxio

package.json

@@ -9,8 +9,7 @@
     "react-scripts": "^3.0.0"
   },
   "scripts": {
-    "start": "npm-run-all --parallel start:app start:lambda",
-    "start:app": "react-scripts start",
+    "start": "react-scripts start",
     "start:lambda": "netlify-lambda serve src/lambda",
     "build": "run-p build:**",
     "build:app": "react-scripts build",