Adding vagrant provider to the new build jenkins file

Change-Id: Ia82a4516b92ef106a55e475f61df3f7da13cbd78
diff --git a/Jenkinsfile.newBuildSystem b/Jenkinsfile.newBuildSystem
index e7f225b..a197a62 100644
--- a/Jenkinsfile.newBuildSystem
+++ b/Jenkinsfile.newBuildSystem
@@ -80,7 +80,7 @@
                 }
 
                 stage ("Deploy") {
-                    sh "make build"
+                    sh "VAGRANT_PROVIDER=virtualbox make build"
                 }
 
                 stage ("Power cycle compute nodes") {