Setting correct parameter for working vnc console via browser

Fix puppet manifest which set novncproxy_base_url into vmware vcenter
environmen.

Change-Id: Id004b84cb6ec4079906dd390107ca529e440caa7
Closes-Bug: #1368745
(cherry picked from commit 3ec2725c6f3dbd04045934f79bba87895ac4627a)