opt: appbar theme

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/fan/view.dart

@@ -49,13 +49,8 @@ class _FansPageState extends State<FansPage> {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        elevation: 0,
-        scrolledUnderElevation: 0,
-        centerTitle: false,
-        titleSpacing: 0,
         title: Text(
           _fansController.isOwner.value ? '我的粉丝' : '${_fansController.name}的粉丝',
-          style: Theme.of(context).textTheme.titleMedium,
         ),
       ),
       body: refreshIndicator(