fix comment

Author: sjpb

environments/common/layouts/everything

@@ -25,7 +25,7 @@ control
 [filebeat:children]
 slurm_stats
 
-# NB: [rebuild] not defined here as this template is used in CI, which does not run in openstack
+# NB: [rebuild] not defined here as this template is used in CI
 
 [update:children]
 cluster