OBEX: Avoid pre-sending CONTINUE for SRM enabled case.

OBEX lib handles a PUT Request case with NO BODY
header on server session with CONTINUE  response
until body is found in request packet from remote.
However, this needs to be avoided if SRM is enabled
from remote to get proceed transfer authorization
from Application layer.

Change-Id: I1b5bfd65f9023d77850a34bcb08cfbb435e9a474
CRs-Fixed: 898467