调整硬盘诊断

src/views/iot/videoRecorder/detail.dialog.vue

@@ -251,7 +251,7 @@ export default {
       let rate = this.diskProgress(disk);
       if (rate > 90) {
         return "exception";
-      }  else if (rate > 80) {
+      }  else if (rate > 70) {
         return "warning";
       } else  {
         return "success";