Fixing user and pass variables to access compute nodes IPMI

Change-Id: I2bd8b48a3e67a04d289b5266724a83704844a536
diff --git a/Jenkinsfile b/Jenkinsfile
index 4be7201..770da99 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -69,9 +69,9 @@
                 stage 'Power cycle compute nodes'
                 parallel(
                     compute_1: {
-                        sh 'ipmitool -U "${computeNode1IPMIUser}" -P "${computeNode1IPMIPass}" -H ${computeNode1IPMIIP} power cycle'
+                        sh 'ipmitool -U ${computeNode1IPMIUser} -P ${computeNode1IPMIPass} -H ${computeNode1IPMIIP} power cycle'
                     }, compute_2: {
-                        sh 'ipmitool -U "${computeNode2IPMIUser}" -P "${computeNode2IPMIPass}" -H ${computeNode2IPMIIP} power cycle'
+                        sh 'ipmitool -U ${computeNode2IPMIUser} -P ${computeNode2IPMIPass} -H ${computeNode2IPMIIP} power cycle'
                     }, failFast : true
                 )