Fix jobs statuses extraction (working with map instead of list)
PRODX-00000

Change-Id: Id01eb2758df810b525f2a60b56e679ce03f2dff4
diff --git a/src/com/mirantis/mk/Workflow.groovy b/src/com/mirantis/mk/Workflow.groovy
index c127625..681d204 100644
--- a/src/com/mirantis/mk/Workflow.groovy
+++ b/src/com/mirantis/mk/Workflow.groovy
@@ -235,7 +235,7 @@
         if (failed_jobs) {
             statuses = []
             failed_jobs.each {
-                statuses += it.split(":").last()
+                statuses += it.value
                 }
             if (statuses.contains('FAILURE')) {
                 currentBuild.result = 'FAILURE'