feat(mobile): long-press delete button to permanently delete asset (#6240)

* feat(mobile): delete assets from device only

* mobile: add backed up only toggle for delete device only

* remove toggle inside alert and show different content

* mobile: change content color for local only

* mobile: delete local only button to dialog

* style: display bottom action in two lines

* feat: separate delete buttons

* fix: incorrect error message for ownedRemoteSelection

* feat(mobile): long-press delete to permanently delete asset

* chore: add todo to handle long press to delete in gallery_viewer

* chore: rebase on deletion branch

* feat(mobile): long-press delete to permanently delete asset

* fix(mobile): update minChildSize of control bottom app bar

---------

Co-authored-by: shalong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

mobile/lib/shared/ui/drag_sheet.dart

@@ -23,11 +23,13 @@ class ControlBoxButton extends StatelessWidget {
     required this.label,
     required this.iconData,
     this.onPressed,
+    this.onLongPressed,
   }) : super(key: key);
 
   final String label;
   final IconData iconData;
   final void Function()? onPressed;
+  final void Function()? onLongPressed;
 
   @override
   Widget build(BuildContext context) {
@@ -35,6 +37,7 @@ class ControlBoxButton extends StatelessWidget {
       padding: const EdgeInsets.all(10),
       shape: const CircleBorder(),
       onPressed: onPressed,
+      onLongPress: onLongPressed,
       minWidth: 75.0,
       child: Column(
         mainAxisAlignment: MainAxisAlignment.start,