style(CheckinDetailPage): 为上传组件添加上传图标

@@ -101,7 +101,7 @@
                             <van-uploader v-model="fileList" :max-count="maxCount" :max-size="20 * 1024 * 1024"
                                 :before-read="beforeRead" :after-read="afterRead" @delete="onDelete"
                                 @click-preview="onClickPreview" multiple :accept="getAcceptType()" result-type="file"
-                                :deletable="true" />
+                                :deletable="true" upload-icon="plus" />
 
                             <!-- 文件列表显示 -->
                             <!-- <div v-if="fileList.length > 0" class="file-list">