ARM: dts: msm: Enable CX IPeak cooling device and thermal zone for SM6150

Enable CX peak current throttling cooling device and thermal zone
rule to enable this cooling device for SM6150. It can vote for
CXIP LM hardware based on preset threshold.

Change-Id: I55a8652b0548141551239aba32d5327e4fcc517d
Signed-off-by: Manaf Meethalavalappu Pallikunhi <manafm@codeaurora.org>