Enabling disable of soak jobs

Change-Id: I47885b521a8a39a3563bba937e6ba6c0deb4b549
diff --git a/jjb/voltha-test/voltha-nightly-jobs.yaml b/jjb/voltha-test/voltha-nightly-jobs.yaml
index 7963155..8a7031e 100644
--- a/jjb/voltha-test/voltha-nightly-jobs.yaml
+++ b/jjb/voltha-test/voltha-nightly-jobs.yaml
@@ -317,6 +317,7 @@
 - job-template:
     name: 'build_{config-pod}_{profile}_voltha{name-extension}_{release}_test'
     id: build_voltha_pod_soak_test
+    disabled: '{disable-job}'
     description: |
                   Post Tests on {config-pod} triggered by build_{config-pod}_{branch}, using {pipeline-script}<br /><br />
                   Created from job-template {id} from ci-management/jjb/voltha-test/voltha-nightly-jobs.yaml <br />