feat: Show a dialog when an update is available (#1654)

lib/ui/widgets/settingsView/settings_show_update_dialog.dart

@@ -0,0 +1,39 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_i18n/widgets/I18nText.dart';
+import 'package:revanced_manager/ui/views/settings/settings_viewmodel.dart';
+import 'package:revanced_manager/ui/widgets/shared/haptics/haptic_switch_list_tile.dart';
+
+class SShowUpdateDialog extends StatefulWidget {
+  const SShowUpdateDialog({super.key});
+
+  @override
+  State<SShowUpdateDialog> createState() => _SShowUpdateDialogState();
+}
+
+final _settingsViewModel = SettingsViewModel();
+
+class _SShowUpdateDialogState extends State<SShowUpdateDialog> {
+  @override
+  Widget build(BuildContext context) {
+    return HapticSwitchListTile(
+      contentPadding: const EdgeInsets.symmetric(horizontal: 20.0),
+      title: I18nText(
+        'settingsView.showUpdateDialogLabel',
+        child: const Text(
+          '',
+          style: TextStyle(
+            fontSize: 20,
+            fontWeight: FontWeight.w500,
+          ),
+        ),
+      ),
+      subtitle: I18nText('settingsView.showUpdateDialogHint'),
+      value: _settingsViewModel.showUpdateDialog(),
+      onChanged: (value) {
+        setState(() {
+          _settingsViewModel.setShowUpdateDialog(value);
+        });
+      },
+    );
+  }
+}