Fix nested trigger_jobs (O-S)

After upgrading to JJB 2.2.0 any nested parameters
up to 3 levels will be reported as a failure.
We need to fix those so that there is only 2
levels maximum.

Change-Id: Icb86bc28bb66727737568386f0258d5d570c1fc7
Issue-ID: CIMAN-184
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
diff --git a/jjb/so/so-csit.yaml b/jjb/so/so-csit.yaml
index 947cde5..288e6f4 100644
--- a/jjb/so/so-csit.yaml
+++ b/jjb/so/so-csit.yaml
@@ -8,7 +8,6 @@
     stream: 'master'
     functionality:
       - 'integration-testing':
-          trigger_jobs:
-            - 'so-master-docker-version-java-daily'
+          trigger_jobs: 'so-master-docker-version-java-daily'
     robot-options: ''
     branch: 'master'