soc/intel/common/thermal: Use `clrsetbits32()` for setting LTT
This patch uses `clrsetbits32` helper function to set thermal
device Low Temp Threshold (LTT) value.
BUG=b:
193774296
TEST=Able to build and boot hatch and adlrvp with this change.
Change-Id: I51fea7bd2146ea29ef476218c006f7350b32c006
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59310
Reviewed-by: Felix Singer <felixsinger@posteo.net>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>