fix: 去掉正在加载

pages/meetingDetail/meetingDetail.axml

@@ -230,7 +230,7 @@
           <template is="affair-placeholder" data="{{title: '添加文件', tip: '我们不开无准备的会，快来上传会议文件吧。'}}"/>
         </view>
       </block>
-      <view a:else>正在加载</view>
+      <view a:else></view>
       <popup a:if="{{popupShow}}" title="{{popupTitle}}" show="{{popupShow}}" mask="true" onClose="closePopup">
         <meeting-time-picker a:if="{{'time' === comType}}" onComplete="onComplete" startTime="{{$data.startTime}}" endTime="{{$data.endTime}}" isIPX="{{isIPX}}"></meeting-time-picker>
         <hlist a:if="{{'participator' === comType}}" dataComList="{{comHListData.contactData}}" onSelectComHList="selectComHList"></hlist>