webadmin: fix tabs shown when bookmark selected

The tabs that should appear when a bookmark is selected are
the exact same tabs that appear when System is selected in
the left-pane tree.

Change-Id: I0bef7ce59653750f69813ad8519055669e8a351f
Bug-Url: https://bugzilla.redhat.com/987889
Signed-off-by: Greg Sheremeta <gshereme@redhat.com>