增添测试提示

(cherry picked from commit b3851016691cc06142e561427b883057bb35be04)
(cherry picked from commit 66a8947ca9552965b03b52abc4b70d7713c9737a)

security-protection-platform/src/modules/system/monitor/VideoMonitor/index.vue

@@ -158,8 +158,8 @@
        let tempDataList = [];
        for (
          let i = 0; i < Math.ceil(this.areaMonitorList.length / this.currentType); i++
        ) {
          // 使用slice（start，end]进行截取,这个截取公式，可以自行研究
        ) {//this.currentType需要*this.currentType，测试减少一个组的数据
          
          tempDataList[i] = this.areaMonitorList.slice(
            i * this.currentType,
            (i + 1) * this.currentType