webadmin: cpu pinning is disabled for Local SD

Should be enabled without any consideration to other
VM's migration properties.

Bug-Url: https://bugzilla.redhat.com/1018201
Change-Id: I4706419295d67f7a022a85bc61f75bb46def2b6b
Signed-off-by: Gilad Chaplik <gchaplik@redhat.com>