Restore old UUID of the redfish dashboard

The redfish dashboard was updated to use a new UUID, however this caused
errors in the Grafana logs and Grafana didn't update the dashboard.
Reverting this to the old UUID fixes the issue.

Author: technowhizz

etc/kayobe/kolla/config/grafana/dashboards/openstack/redfish.json

@@ -3501,8 +3501,8 @@
   },
   "timezone": "",
   "title": "Redfish exporter",
-  "uid": "redfish",
-  "version": 2,
+  "uid": "b02mElQGX",
+  "version": 1,
   "weekStart": ""
 }
 {% endraw %}