Add CLUSTER_FLAGS parameter to ceph jobs

PROD-34054

Change-Id: I18301bee29baaa24e1ad93cfc45889ec6549a380
diff --git a/jenkins/client/job/deploy/update/update_ceph.yml b/jenkins/client/job/deploy/update/update_ceph.yml
index bb460a5..090b47f 100644
--- a/jenkins/client/job/deploy/update/update_ceph.yml
+++ b/jenkins/client/job/deploy/update/update_ceph.yml
@@ -28,4 +28,8 @@
             SALT_MASTER_CREDENTIALS:
               type: string
               default: "salt"
-              description: Credentials to the Salt API.
\ No newline at end of file
+              description: Credentials to the Salt API.
+            CLUSTER_FLAGS:
+              type: string
+              default: ''
+              description: Flags to be aplied before pipeline and after pipeline (comma-separated list)