add admin gate

device-app/resources/views/components/location-transaction.blade.php

@@ -3,10 +3,12 @@
         <li>room_code: {{ $location->room_code }}</li>
         <li>timestamp_located_since: {{ $location->timestamp_located_since }}</li>
     </ul>
-    <button><a href="locations/{{ $location->location_transaction_id }}/edit">Edit</a></button>
-    <form method="POST" action="locations/{{ $location->location_transaction_id }}">
-        @method('DELETE')
-        @csrf
-        <button>Delete</button>
-    </form>
+    @can('admin-only')
+        <button><a href="locations/{{ $location->location_transaction_id }}/edit">Edit</a></button>
+        <form method="POST" action="locations/{{ $location->location_transaction_id }}">
+            @method('DELETE')
+            @csrf
+            <button>Delete</button>
+        </form>
+    @endcan
 </div>