chore: van-tabs 增加动画配置

src/pages/course/learn/item.vue

 <template>
   <div class="main-container" v-if="loaded">
     <div class="course-title">{{detail.course_name}}</div>
-    <van-tabs class="main-tabs" v-model="tabActive" color="#2b7ce9" :line-height="2">
+    <van-tabs
+      class="main-tabs"
+      v-model="tabActive"
+      color="#2b7ce9"
+      :line-height="2"
+      :animated="true"
+      :swipeable="true"
+    >
       <van-tab title="课程学习">
         <course-chapter :courseId="courseId" :data="detail.chapters"></course-chapter>
       </van-tab>

src/pages/search/index.vue

@@ -29,6 +29,8 @@
         v-model="tabActive"
         color="#2b7ce9"
         :line-height="2"
+        :animated="true"
+        :swipeable="true"
         @click="onTabClick"
       >
         <van-tab title="知识点" name="0">