[S] Change in coreboot[master]: nb/intel/snb/raminit_mrc.c: Provide default for hook

[Angel Pons (Code Review)]

Attention is currently required from: Matt DeVillier, Arthur Heymans, Keith Hui.

Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/72496 )

Change subject: nb/intel/snb/raminit_mrc.c: Provide default for hook
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Patch Set 7:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/72496/comment/acde94d1_f0146a49 
PS7, Line 9: Of the 13 mainboards that implement mainboard_should_reset_usb() hook,
           : only samsung/stumpy does things differently. Turn the majority
           : implementation into a __weak default that this one board will override.
> With this course of action 12 boards would be clean(ed0, but this patch will have to clean all board […]

Matt, do you have a stumpy?