refactor: remove migration task comment

src/components/MapContainer.svelte

@@ -1,4 +1,3 @@
-<!-- @migration-task Error while migrating Svelte code: $$props is used together with named props in a way that cannot be automatically migrated. -->
 <script>
 	import '$lib/i18n.js';
 	import MapView from './map/MapView.svelte';