msm: hdmi: Add APQ8084 HDMI MUX GPIO settings

Adds GPIO 27 to enable mux select 1(LPM) required for HDMI
MUX for liquid which is used for selecting mainboard or dock
HDMI.

Change-Id: I19abaccd20c42fae387b1356e9812c98cd9a2e47
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>