fix: move the style of statusBarView into mo.scss (#689)

Author: mortalYoung

src/style/mo.scss

@@ -35,6 +35,7 @@
 @import 'mo/workbench/notification/style';
 @import 'mo/workbench/sidebar/explore/style';
 @import 'mo/workbench/problems/style';
+@import 'mo/workbench/notification/statusBarView/style';
 
 .#{$prefix} {
     bottom: 0;

src/workbench/notification/statusBarView/index.tsx

@@ -5,7 +5,6 @@ import type { INotification } from 'mo/model';
 import { NotificationPane } from '../notificationPane';
 import type { INotificationController } from 'mo/controller';
 import { classNames, getBEMModifier, prefixClaName } from 'mo/common/className';
-import './index.scss';
 import { select } from 'mo/common/dom';
 
 const defaultBellClassName = prefixClaName('bell');