msm: camera: Fix for inverted preview with front camera in 8930

             fluid device.

             Changed mount angle for front sensor(mt9m114) in 8930
             fluid from 90 to 270.

Change-Id: I47b7b211507963a1c25e67cb5b6131b3143ba349

Signed-off-by: Sai Kumar Sanagavarapu <ssanagav@codeaurora.org>