refactor(mobile): widgets (#9291)

* refactor(mobile): widgets

* update

mobile/lib/widgets/settings/settings_sub_title.dart

@@ -0,0 +1,25 @@
+import 'package:flutter/material.dart';
+import 'package:immich_mobile/extensions/build_context_extensions.dart';
+
+class SettingsSubTitle extends StatelessWidget {
+  final String title;
+
+  const SettingsSubTitle({
+    super.key,
+    required this.title,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.only(left: 20),
+      child: Text(
+        title,
+        style: context.textTheme.bodyLarge?.copyWith(
+          color: context.primaryColor,
+          fontWeight: FontWeight.w700,
+        ),
+      ),
+    );
+  }
+}