[coreboot-gerrit] Change in coreboot[master]: mb/google/brya/var/kano: Configure Acoustic noise mitigation

[Tim Wawrzynczak (Code Review)]

Attention is currently required from: David Wu, Ren Kuo, Nick Vaccaro, Peter Ou.
Tim Wawrzynczak has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/63610 )

Change subject: mb/google/brya/var/kano: Configure Acoustic noise mitigation
......................................................................

Patch Set 1: Code-Review+2

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/63610/comment/ce8a46c9_f6cf03d6 
PS1, Line 9: Enable Acoustic noise mitigation for kano and set slew rate to 1/8
suggestion:
```
Setup the following acoustic noise mitigation features:
1) Slew rate for both IA and GT domains to 1/8
2) Disable Fast package C ramp
```