added another script specific for e2e

Author: MaitriGurey1

package.json

@@ -7,6 +7,7 @@
   "private": true,
   "scripts": {
     "serve": "vue-cli-service serve --https true",
+    "e2e-serve": "vue-cli-service serve",
     "build": "vue-cli-service build",
     "lint": "vue-cli-service lint"
   },