fix(device): 最新上报数据更新时间显示错误

src/views/device-manage/device/components/DeviceInfo.vue

@@ -31,7 +31,7 @@ const {
           最新上报数据
         </div>
         <div flex="~ items-center">
-          <span v-if="deviceProperties" text="gray-400 center" mr="12px">
+          <span v-if="deviceProperties?.updateTime" text="gray-400 center" mr="12px">
             更新时间: {{ deviceProperties.updateTime }}
           </span>
           <a-button size="small" @click="reloadReviceProperties">
@@ -63,7 +63,7 @@ const {
         </div>
 
         <div
-          v-if="deviceProperties && deviceProperties.properties"
+          v-if="deviceProperties?.properties"
           w-0 flex-1
           grid="~ cols-4 rows-[160px] auto-rows-[160px] gap-12px"
         >