Change in coreboot[master]: soc/intel/common/cse: Rework heci_disable function

[Subrata Banik (Code Review)]

Attention is currently required from: Maulik V Vaghela, Jonathan Zhang, Angel Pons, Sridhar Siricilla, Arthur Heymans, Andrey Petrov, Patrick Rudolph, Anjaneya "Reddy" Chagam, Johnny Lin, Tim Wawrzynczak, Christian Walter, Nick Vaccaro, Tim Chu.
Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61431 )

Change subject: soc/intel/common/cse: Rework heci_disable function
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Patch Set 8:

(1 comment)

File src/soc/intel/apollolake/include/soc/pcr_ids.h:

https://review.coreboot.org/c/coreboot/+/61431/comment/cf28bbb1_8acac44e 
PS7, Line 30: /* Reserved */
> If it doesn't exist, I wouldn't define it

PID_CSME0 exists but CSME function disabling using SBI msg interface is not supported.