style(AQ): 更新 tabbar 图标路径

- 将首页图标从 home.png 改为 index.png
- 将课表和班级图标的选中状态图标添加 s 后缀
- 统一图标路径格式，提高代码一致性

components/AQ/AQTabber.vue

@@ -64,20 +64,20 @@
 						this.tabBar = [{
 								text: "首页",
 								urlPath: '/pages/coach/home/index', //自定义页面跳转路径
-								iconPath: "/static/images/tabbar/home.png",
+								iconPath: "/static/images/tabbar/index.png",
-								selectedIconPath: "/static/images/tabbar/home_selected.png"
+								selectedIconPath: "/static/images/tabbar/indexs.png"
 							},
 							{
 								text: "课表",
 								urlPath: '/pages/coach/course/list', //自定义页面跳转路径
-								iconPath: "/static/images/tabbar/my.png",
+								iconPath: "/static/images/tabbar/timetable.png",
-								selectedIconPath: "/static/images/tabbar/my.png"
+								selectedIconPath: "/static/images/tabbar/timetables.png"
 							},
 							{
 								text: "班级",
 								urlPath: '/pages/coach/class/list', //自定义页面跳转路径
-								iconPath: "/static/images/tabbar/my.png",
+								iconPath: "/static/images/tabbar/banji.png",
-								selectedIconPath: "/static/images/tabbar/my.png"
+								selectedIconPath: "/static/images/tabbar/banjis.png"
 							},
 							{
 								text: "我的",