msm: ipa: include file changes fo MHI PRIME channels support

This change enables MHI PRIME channels for IPA tethering
offload support.

Change-Id: Ie92ee012f4aebf2f687237e26b035efecdcfcfe8
Acked-by: Jyothi J <jyothij@qti.qualcomm.com>
Signed-off-by: Michael Adisumarta <madisuma@codeaurora.org>