[M] Change in coreboot[master]: soc/intel/common: Use enum cb_err values

[Martin L Roth (Code Review)]

Attention is currently required from: Bora Guvendik, Sridhar Siricilla, Eric Lai, Elyes Haouas.

Martin L Roth has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/71823 )

Change subject: soc/intel/common: Use enum cb_err values
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Patch Set 2: Code-Review+2