[M] Change in coreboot[master]: src/ec/intel: Create common code for board_id implementation

[Subrata Banik (Code Review)]

Attention is currently required from: Martin L Roth, Harsha B R, Rizwan Qureshi, Krishna P Bhat D, Ronak Kanabar.

Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/70227 )

Change subject: src/ec/intel: Create common code for board_id implementation
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Patch Set 1:

(2 comments)

File Makefile.inc:

https://review.coreboot.org/c/coreboot/+/70227/comment/2d2f7686_aaa37df9 
PS1, Line 83: y
CONFIG(EC_ACPI)

File src/ec/intel/board_id.h:

https://review.coreboot.org/c/coreboot/+/70227/comment/54aa98a1_ad76e3e8 
PS1, Line 6: /*
           :  * Returns board_id
           :  */
use single line commenting style