Pass api call

packages/client/src/components/UpdatingApp.svelte

@@ -1,5 +1,11 @@
 <script>
   import { Updating } from "@budibase/frontend-core"
+  import { API } from "../api"
+
+  async function isMigrationDone() {
+    const response = await API.getMigrationStatus()
+    return response.migrated
+  }
 
   async function onMigrationDone() {
     window.location.reload()
@@ -7,7 +13,7 @@
 </script>
 
 <div class="updating">
-  <Updating {onMigrationDone} />
+  <Updating {isMigrationDone} {onMigrationDone} />
 </div>
 
 <style>