Fix typo for Ceph errorMsg call

Change-Id: Ica101bd5afca056dfe3fc9889dc7b084f5830c96
Related-Prod: PROD-36208
diff --git a/src/com/mirantis/mk/Ceph.groovy b/src/com/mirantis/mk/Ceph.groovy
index 79083bc..72e644f 100644
--- a/src/com/mirantis/mk/Ceph.groovy
+++ b/src/com/mirantis/mk/Ceph.groovy
@@ -267,7 +267,7 @@
         cmdRunOnTarget(master, hypervisor, "virsh undefine $fqdn")
     }
     else {
-        common.ErrorMsg("There is no provider in pillar for $hostname")
+        common.errorMsg("There is no provider in pillar for $hostname")
     }
 }