ARM: dts: msm: Use the touch panel co-ordinates returned from touch sensor

While configuring for virtual keys in dtsi, use the touch panel
co-ordinates which are returned from the touch sensor. This change is
applicable for both 8916 and 8939.

Change-Id: I33d1d39cda184a30ac7d7cfbba2fbdaddd14b2fc
Signed-off-by: Abinaya P <abinayap@codeaurora.org>