soc/intel/adl: Update power limits for ADL-M SKU

Update SKU specific power limits for ADL-M as per document 643775.

BUG=None
BRANCH=None

Change-Id: I40b9b3a508c549d940e1c2c9e8b4079695b694e6
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56976
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

src/soc/intel/alderlake/chip.h

@@ -24,6 +24,7 @@ enum soc_intel_alderlake_power_limits {
 	ADL_P_POWER_LIMITS_482_CORE,
 	ADL_P_POWER_LIMITS_682_CORE,
 	ADL_M_POWER_LIMITS_282_CORE,
+	ADL_M_POWER_LIMITS_242_CORE,
 	ADL_POWER_LIMITS_COUNT
 };