Change in coreboot[master]: soc/amd/common/block/acpi: Fix the config to build gpio library

[Marshall Dawson (Code Review)]

Attention is currently required from: Jason Glenesk, Raul Rangel, Furquan Shaikh, Martin Roth, Karthik Ramasubramanian, EricR Lai, Felix Held.
Marshall Dawson has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/52304 )

Change subject: soc/amd/common/block/acpi: Fix the config to build gpio library
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Patch Set 3:

(2 comments)

File src/soc/amd/common/block/acpi/Makefile.inc:

https://review.coreboot.org/c/coreboot/+/52304/comment/ee3687eb_682ad461 
PS3, Line 12: CONFIG_SOC_INTEL_COMMON_BLOCK_ACPI_GPIO
It seems our symbols are long enough that it affects readability :/

https://review.coreboot.org/c/coreboot/+/52304/comment/e84432fd_fcce2cf7 
PS3, Line 12: ramstage-$(CONFIG_SOC_AMD_COMMON_BLOCK_ACPI) += pm_state.c
            : ramstage-$(CONFIG_SOC_AMD_COMMON_BLOCK_ACPI) += tables.c
Why not leave these where they were, and avoid having to use $(CONFIG_S...)?