fix typho

Change-Id: I142055980418518375375033c0c8e09a1caea393
diff --git a/lab-pipeline.groovy b/lab-pipeline.groovy
index 0e7f8dc..ca7b557 100644
--- a/lab-pipeline.groovy
+++ b/lab-pipeline.groovy
@@ -251,7 +251,7 @@
                     salt.enforceState(saltMaster, 'I@rabbitmq:server', 'rabbitmq', true)
 
                     // Check the rabbitmq status
-                    salt.runSaltProcessStep(saltMaster, 'I@rabbitmq:server', 'cmd.run', ['rabbitmqctl cluster_status'], null, ture)
+                    salt.runSaltProcessStep(saltMaster, 'I@rabbitmq:server', 'cmd.run', ['rabbitmqctl cluster_status'], null, true)
 
                     // Install galera
                     salt.enforceState(saltMaster, 'I@galera:master', 'galera', true)