Add legacy test mode switch to test salt model node pipeline

Change-Id: I64e7a11fc763d23c542c8e17ea8e1b068f518a8c
diff --git a/test-salt-model-node.groovy b/test-salt-model-node.groovy
index e22bcbe..8e23e26 100644
--- a/test-salt-model-node.groovy
+++ b/test-salt-model-node.groovy
@@ -11,6 +11,7 @@
  *  SYSTEM_GIT_REF
  *  FORMULAS_SOURCE
  *  MAX_CPU_PER_JOB
+ *  LEGACY_TEST_MODE
  */
 
 def common = new com.mirantis.mk.Common()
@@ -57,7 +58,7 @@
         if (checkouted) {
           def workspace = common.getWorkspace()
           common.infoMsg("Running salt model test for node ${NODE_TARGET} in cluster ${CLUSTER_NAME}")
-          saltModelTesting.setupAndTestNode(NODE_TARGET, CLUSTER_NAME, EXTRA_FORMULAS, workspace, FORMULAS_SOURCE, FORMULAS_REVISION, MAX_CPU_PER_JOB.toInteger())
+          saltModelTesting.setupAndTestNode(NODE_TARGET, CLUSTER_NAME, EXTRA_FORMULAS, workspace, FORMULAS_SOURCE, FORMULAS_REVISION, MAX_CPU_PER_JOB.toInteger(), LEGACY_TEST_MODE)
         }
       }
     } catch (Throwable e) {