Add flag for switch to new container

Change-Id: I7afb2d3db8959070da3bd92e51e082bda9dc98f5
Related-Prod: https://mirantis.jira.com/browse/PROD-19628
diff --git a/jenkins/client/job/oscore/tests.yml b/jenkins/client/job/oscore/tests.yml
index d06160e..4453dae 100644
--- a/jenkins/client/job/oscore/tests.yml
+++ b/jenkins/client/job/oscore/tests.yml
@@ -378,6 +378,10 @@
                 type: boolean
                 description: Whether to use pepper to connect to salt master
                 default: 'false'
+              USE_RALLY:
+                type: boolean
+                description: Whether to use container with rally
+                default: 'true'
         results-checker-template:
           name: "{{job_prefix}}-{{test_type}}-results-checker"
           template: