Add default color to hiring status

src/pages/contact.vue

@@ -56,7 +56,8 @@ export default {
           return `bg-green-200 text-green-700`
         case 'red':
           return `bg-red-200 text-red-700`
-
+        default:
+          return 'bg-green-200 text-green-700'
       }
     })