webadmin: dots in Setup Host Networks dialog

When opening a dialog in setup network the drag-dots on the nic/network
icon should dissapear.

Change-Id: Ice8fe82c0a52329c4b998c6e9e6201c3bd403cb0
Bug-Url: https://bugzilla.redhat.com/1064425
Signed-off-by: Alona Kaplan <alkaplan@redhat.com>