opt: 首页滑动重载优化，且默认不收起顶栏和底栏

lib/pages/setting/controller.dart

@@ -108,9 +108,9 @@ class SettingController extends GetxController {
       dynamicBadgeType.value = result;
       setting.put(SettingBoxKey.dynamicBadgeMode, result.code);
       MainController mainController = Get.put(MainController());
-      mainController.dynamicBadgeType.value =
+      mainController.dynamicBadgeType =
           DynamicBadgeMode.values[result.code];
-      if (mainController.dynamicBadgeType.value != DynamicBadgeMode.hidden) {
+      if (mainController.dynamicBadgeType != DynamicBadgeMode.hidden) {
         mainController.getUnreadDynamic();
       }
       SmartDialog.showToast('设置成功');

lib/pages/setting/style_setting.dart

@@ -85,14 +85,14 @@ class _StyleSettingState extends State<StyleSetting> {
             title: '首页顶栏收起',
             subTitle: '首页列表滑动时，收起顶栏',
             setKey: SettingBoxKey.hideSearchBar,
-            defaultVal: true,
+            defaultVal: false,
             needReboot: true,
           ),
           const SetSwitchItem(
             title: '首页底栏收起',
             subTitle: '首页列表滑动时，收起底栏',
             setKey: SettingBoxKey.hideTabBar,
-            defaultVal: true,
+            defaultVal: false,
             needReboot: true,
           ),
           const SetSwitchItem(