fix pillarGet for stacklight

Change-Id: Id0f6e721176925e019a9c3dca38c8a2c7ac5f52c
diff --git a/lab-pipeline.groovy b/lab-pipeline.groovy
index c46932e..d53bcf5 100644
--- a/lab-pipeline.groovy
+++ b/lab-pipeline.groovy
@@ -487,7 +487,7 @@
                     //vip=$(salt-call pillar.data _param:stacklight_monitor_address --out key|grep _param: |awk '{print $2}')
                     //vip=${vip:=172.16.10.253}
                     //def pillar = salt.pillarGet(saltMaster, 'ctl01*', '_param:stacklight_monitor_address')
-                    def pillar = salt.pillarGet(saltMaster, '')
+                    def pillar = salt.pillarGet(saltMaster, 'ctl01*')
                     print(pillar)
                     //def stacklight_vip = pillar['return'][0]['ctl01.nfv-lab.local']