Fix template

aleksis/apps/paweljong/frontend/components/event/Checkpoint.vue

-<template>
+<template><div>
   <v-form
     ref="form"
   >
@@ -21,7 +21,7 @@
       {{ checkIn.message }}
     </v-alert>
   </v-card>
-</template>
+</div></template>
 
 <script>
   import gql from "graphql-tag";