OC: don't call installBackup in installContrailNetwork

In case cassandra backup schedule is enabled at
the model level, configuring backups before all
computes are deployed will break deployment.

PROD-22844

Change-Id: I58b976a7c14523d31aa429a1e6ca898d69f45f4b
diff --git a/src/com/mirantis/mk/Orchestrate.groovy b/src/com/mirantis/mk/Orchestrate.groovy
index 4962d50..a63d6a3 100644
--- a/src/com/mirantis/mk/Orchestrate.groovy
+++ b/src/com/mirantis/mk/Orchestrate.groovy
@@ -544,7 +544,7 @@
     salt.enforceStateWithExclude(master, "I@opencontrail:collector ${extra_tgt}", "opencontrail", "opencontrail.client")
 
     salt.enforceStateWithTest(master, "( I@opencontrail:control or I@opencontrail:collector ) ${extra_tgt}", 'docker.client', "I@docker:client and I@opencontrail:control ${extra_tgt}")
-    installBackup(master, 'contrail', extra_tgt)
+    // NOTE(ivasilevskaya) call to installBackup here has been removed as it breaks deployment if done before computes are deployed
 }
 
 
@@ -1268,4 +1268,4 @@
     else {
       common.infoMsg("No applications found for orchestration")
     }
-}
\ No newline at end of file
+}