net: mhi: mhdp keep alive feature is not required

mhdp keep alive feature is not required anymore. This change is
independant of the RIL one.

Bug 1167018

Change-Id: Ib2aef6ff6883c5666646471c89a82ac5a186a1a2
Signed-off-by: wtsai <wtsai@nvidia.com>
Reviewed-on: http://git-master/r/165068
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
1 file changed