thermal: qcom-spmi-temp-alarm: add support for GEN2 rev 1 PMIC peripherals

Add support for TEMP_ALARM GEN2 PMIC peripherals with digital
major revision 1.  This revision utilizes a different temperature
threshold mapping than earlier revisions.

Change-Id: Iaae5c64558d1ac7fb87d2f5a5b2baa26bf1c38eb
Signed-off-by: David Collins <collinsd@codeaurora.org>