ARM: dts: msm: remove power regulator for touch driver in trinket

Remove the power regulator config for touch controller in trinket
as no touch load connected with these regulators.

Change-Id: I1cbb9c0dbb6d67c81de2cd9d354746f258ed00f7
Signed-off-by: Vevek Venkatesan <vevekv@codeaurora.org>