fix(18643)： UI还原问题-【生产】进入直播频道，进入预告直播间，日期显示效果和ios 不一致，多了个0

@@ -154,7 +154,12 @@ export struct LiveCountdownComponent {
     if (StringUtils.isNotEmpty(this.liveDetailsBean.liveInfo?.planStartTime)) {
       let playStartTimeTmp = this.liveDetailsBean.liveInfo?.planStartTime + ''
       this.month = Number(playStartTimeTmp.substring(5, 7)).toString()
-      this.day = playStartTimeTmp.substring(8, 10)
+      let tempDay = playStartTimeTmp.substring(8, 10)
+      if(tempDay.startsWith('0')){
+        this.day = playStartTimeTmp.substring(9, 10)
+      }else{
+        this.day = tempDay
+      }
       this.hour = playStartTimeTmp.substring(11, 13)
       this.minute = playStartTimeTmp.substring(14, 16)
     }