Fix gauge thresholds on the Rabbitmq dashboard

additionally, remove duplicated rows those will be autogenerated
according to host template variable on UI to simplify the template.

Change-Id: If9a487aa67551e2b7a747a44e3b1f63bf10ed639
Related-PROD: PROD-33351
(cherry picked from commit 99ec35cdd7ece030433986bcda7eb1daa7496e6f)
1 file changed