v1.1.6: Fix Android TV navigation in playlist creation

- Added FocusTraversalGroup for D-pad navigation
- Handled text field submission to focus next field
- Configured keyboard actions (Next/Done)
- Added SingleChildScrollView preventing focus/keyboard issues

lib/mobile/features/iptv/widgets/mobile_settings_tab.dart

@@ -108,7 +108,7 @@ class _MobileSettingsTabState extends ConsumerState<MobileSettingsTab> {
                       ),
                       SizedBox(height: 4),
                       Text(
-                        'Version 1.1.5',
+                        'Version 1.1.6',
                         style: TextStyle(
                           fontSize: 13,
                           color: AppColors.textSecondary,