ARM: dts: msm: Support for APQ8084 HDMI Mux GPIO

Adds support for HDMI Mux GPIOs:
1. 27 - Select 1 (lpm),
2. 83 - Enable (en)
3. 85 - Select 2 (sel)
for APQ8084 Liquid to configure mainboard
and dock HDMI port selection.

Change-Id: I1e98b829fc232d580f033e4565c74cb557c52418
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>