Drop not needed ceph connectOS function from installClients stage

Change-Id: I5e28698ef52c7572398c2d4c7a996bff2091b8b9
Related-Prod: PROD-36089
diff --git a/src/com/mirantis/mk/Orchestrate.groovy b/src/com/mirantis/mk/Orchestrate.groovy
index 5981f57..3e119f3 100644
--- a/src/com/mirantis/mk/Orchestrate.groovy
+++ b/src/com/mirantis/mk/Orchestrate.groovy
@@ -1194,7 +1194,6 @@
 def installCephClient(master, extra_tgt = '') {
     def ceph = new com.mirantis.mk.Ceph()
     ceph.installClient(master, extra_tgt)
-    ceph.connectOS(master, extra_tgt)
 }
 
 def connectCeph(master, extra_tgt = '') {