refactor(IndexCheckInPage): 移除日历组件的固定高度样式

 <!--
   * @Date: 2025-05-29 15:34:17
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-08-26 11:52:20
+ * @LastEditTime: 2025-08-26 15:16:55
  * @FilePath: /mlaj/src/views/checkin/IndexCheckInPage.vue
   * @Description: 文件描述
 -->
 <template>
   <AppLayout :hasTitle="false">
     <van-config-provider :theme-vars="themeVars">
-      <van-calendar ref="myRefCalendar" :title="taskDetail.title" :poppable="false" :show-confirm="false" :style="{ height: calendarHeight }"
+      <van-calendar ref="myRefCalendar" :title="taskDetail.title" :poppable="false" :show-confirm="false"
         switch-mode="year-month" color="#4caf50" :formatter="formatter" row-height="50" :show-mark="false"
         @select="onSelectDay"
         @click-subtitle="onClickSubtitle">