fix: improve rtl layout spacings

lib/views/notes/notes_wall_view.dart

@@ -75,7 +75,11 @@ class _NotesWallBody extends StatelessWidget {
         Column(
           children: [
             Padding(
-              padding: const EdgeInsets.only(right: 4, top: 8, bottom: 8),
+              padding: const EdgeInsetsDirectional.only(
+                end: 4,
+                top: 8,
+                bottom: 8,
+              ),
               child: Row(
                 children: [
                   const Spacer(),

lib/views/notifications/notifications_view.dart

@@ -142,7 +142,7 @@ class _NotificationTile extends StatelessWidget {
       onDismissed: (_) => onDismiss(),
       background: Container(
         color: theme.colorScheme.errorContainer,
-        alignment: Alignment.centerRight,
+        alignment: AlignmentDirectional.centerEnd,
         padding: const EdgeInsets.symmetric(horizontal: 24),
         child: Icon(Icons.delete, color: theme.colorScheme.onErrorContainer),
       ),

lib/views/photos/photo_board_view.dart

@@ -115,7 +115,12 @@ class _TopBar extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Padding(
-      padding: const EdgeInsets.only(left: 16, top: 8, bottom: 8, right: 4),
+      padding: const EdgeInsetsDirectional.only(
+        start: 16,
+        top: 8,
+        bottom: 8,
+        end: 4,
+      ),
       child: Row(
         children: [
           if (controller.currentFolderId != null) ...[

lib/widgets/checklist_selector.dart

@@ -18,7 +18,7 @@ class ChecklistSelector extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Padding(
-      padding: const EdgeInsets.only(left: 16, top: 8, bottom: 8),
+      padding: const EdgeInsetsDirectional.only(start: 16, top: 8, bottom: 8),
       child: DropdownButtonFormField<int>(
         initialValue: currentList?.id,
         decoration: const InputDecoration(

lib/widgets/recurrence_dialog.dart

@@ -372,7 +372,7 @@ class _RecurrenceDialogState extends State<_RecurrenceDialog> {
                   ),
                 ),
                 Padding(
-                  padding: const EdgeInsets.only(left: 4),
+                  padding: const EdgeInsetsDirectional.only(start: 4),
                   child: Text(
                     _repeatFromCompletion
                         ? r.countFromCompletionHintOn

lib/widgets/user_menu_button.dart

@@ -52,7 +52,7 @@ class UserMenuButton extends StatelessWidget {
         : const CircleAvatar(radius: 18, child: Icon(Icons.person, size: 22));
 
     return Padding(
-      padding: const EdgeInsets.only(right: 8),
+      padding: const EdgeInsetsDirectional.only(end: 8),
       child: Material(
         color: Colors.transparent,
         shape: const CircleBorder(),