ARM: dts: msm: Disable RPM SMD cooling device for TRINKET

Cold temperature VDD restriction is completely handled by
regulator cooling device for TRINKET. RPM SMD cooling device
is no longer required for this target.

Change-Id: Ib0a5fc150bd8fb7d48bcf609802b397ad54f4deb
Signed-off-by: Manaf Meethalavalappu Pallikunhi <manafm@codeaurora.org>