自动恢复告警时保留告警 bug

data-center-business-controller/src/main/resources/db/migration/V63__dashboard_alert_status.sql

@@ -0,0 +1,5 @@
+ALTER TABLE device_rawdata_realtime ADD (
+    `dashboard_status` varchar(255) DEFAULT NULL
+);
+
+update device_rawdata_realtime set dashboard_status = `status`;