Revert "Set reclassVersion to 1.5.4 in setupAndTestNode by default"

Non needed anymore in favor of https://gerrit.mcp.mirantis.net/#/c/23362/

This reverts commit 33e2295c02324101e1abd7a6669500fe6a126ee5.

Change-Id: I23a49b54f2d38607b89fcd4d8758779e812b5534
diff --git a/src/com/mirantis/mk/SaltModelTesting.groovy b/src/com/mirantis/mk/SaltModelTesting.groovy
index a7688f0..665d0c6 100644
--- a/src/com/mirantis/mk/SaltModelTesting.groovy
+++ b/src/com/mirantis/mk/SaltModelTesting.groovy
@@ -20,7 +20,7 @@
  */
 
 def setupAndTestNode(masterName, clusterName, extraFormulas, testDir, formulasSource = 'pkg',
-                     formulasRevision = 'stable', reclassVersion = "1.5.4", dockerMaxCpus = 0,
+                     formulasRevision = 'stable', reclassVersion = "master", dockerMaxCpus = 0,
                      ignoreClassNotfound = false, legacyTestingMode = false, aptRepoUrl = '', aptRepoGPG = '', dockerContainerName = false) {
   // timeout for test execution (40min)
   def testTimeout = 40 * 60