Change in coreboot[master]: mb/google/brya/var/primus{4es}: modify GPP_B3 as unlocked

[Paul Menzel (Code Review)]

Attention is currently required from: Terry Chen, Malik Hsu, Tim Wawrzynczak, Casper Chang.
Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62465 )

Change subject: mb/google/brya/var/primus{4es}: modify GPP_B3 as unlocked
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Patch Set 5:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/62465/comment/78c142e8_77fdd53e 
PS4, Line 9: With GPP_B3 locked, primus eMMC SKU encounter eMMC storage
           : lost after warm reboot.
           : Config GPP_B3 unlocked to make reboot works on primus.
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