[S] Change in coreboot[master]: security/vboot: Update build rules using x86 SHA extension

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Raul Rangel, Julius Werner.

Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/68953 )

Change subject: security/vboot: Update build rules using x86 SHA extension
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Patch Set 3:

(1 comment)

File src/security/vboot/Makefile.inc:

https://review.coreboot.org/c/coreboot/+/68953/comment/84f38153_2eaa3b21 
PS3, Line 31:
> Just double-checking, are you sure this whitespace will be removed by make? We wouldn't want it to e […]

Actually splitting long lines in makefile introduces space automatically even if there is no space in the true part. So I have to replace the space with $ i.e. " " with "$" - https://www.gnu.org/software/make/manual/make.html#Splitting-Lines