Revert "ARM: dts: msm: Defer regulator disable for trinket GPU SMMU"

This reverts commit 844b3000934d("ARM: dts: msm: Defer regulator
disable for trinket GPU SMMU"). This is needed to ensure GPU CX
headswitch off is not delayed by SMMU driver.

Change-Id: I1a0ac3853b9a1655fbcd9263d25588c145e0ee0d
Signed-off-by: Deepak Kumar <dkumar@codeaurora.org>