ARM: dts: msm: enable scatter gather support for titanium

Scatter gather support is needed to support GSO which
helps in power performance. Make a change to enable
SG DTS entry.

Change-Id: Id6b33ad87f70df7eead44ae779b119ac268685b7
Acked-by: Chaitanya Pratapa <cpratapa@qti.qualcomm.com>
Signed-off-by: Ravinder Konka <rkonka@codeaurora.org>