refactoring...

mobile/lib/widgets/activities/dismissible_activity.dart

@@ -5,13 +5,17 @@ import 'package:immich_mobile/widgets/common/confirm_dialog.dart';
 /// Wraps an [ActivityTile] and makes it dismissible
 class DismissibleActivity extends StatelessWidget {
   final String activityId;
-  final ActivityTile body;
+  final Widget body;
   final Function(String)? onDismiss;
 
   const DismissibleActivity(this.activityId, this.body, {this.onDismiss, super.key});
 
   @override
   Widget build(BuildContext context) {
+    if (onDismiss == null) {
+      return body;
+    }
+
     return Dismissible(
       key: Key(activityId),
       dismissThresholds: const {DismissDirection.horizontal: 0.7},