msm: mdss: Add i2c mhl driver MSM8994 fluid configuration

Add support for HDMI to MHL i2c bridge chip on MSM8994
FLUID and enable HDMI on MSM8994 fluid, as it is supported
in conjunction with the MHL bridge chip.

Change-Id: I47d76cc0b507330d4ba10f420d82f9aee6604824
Signed-off-by: Casey Piper <cpiper@codeaurora.org>