Bug 574231 modified agent label

Change-Id: Ia4635deda4b959cf8fbcebb588da3784c7a3dbeb
diff --git a/Jenkinsfile b/Jenkinsfile
index 9940eca..6e06620 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,7 +1,7 @@
 pipeline {

 	agent {

         kubernetes {

-            label 'centos7'

+            label 'centos-7'

         }

     }