Change in coreboot[master]: mb/google/volteer/*/gpio.c: add GPP_D16 to early_gpio_table

[9elements QA (Code Review)]

9elements QA has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/44117 )

Change subject: mb/google/volteer/*/gpio.c: add GPP_D16 to early_gpio_table
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Patch Set 3:

Automatic boot test returned (PASS/FAIL/TOTAL): 5/2/7
"QEMU x86 q35/ich9" (x86_32) using payload TianoCore : SUCCESS : https://lava.9esec.io/r/16413
"QEMU x86 q35/ich9" (x86_32) using payload SeaBIOS : SUCCESS : https://lava.9esec.io/r/16412
"QEMU x86 i440fx/piix4" (x86_64) using payload SeaBIOS : SUCCESS : https://lava.9esec.io/r/16411
"QEMU x86 i440fx/piix4" (x86_32) using payload SeaBIOS : SUCCESS : https://lava.9esec.io/r/16410
"QEMU AArch64" using payload LinuxBoot_u-root_kexec : SUCCESS : https://lava.9esec.io/r/16409
"HP Compaq 8200 Elite SFF PC" (x86_32) using payload TianoCore : FAIL : https://lava.9esec.io/r/16415
"HP Compaq 8200 Elite SFF PC" (x86_32) using payload SeaBIOS : FAIL : https://lava.9esec.io/r/16414

Please note: This test is under development and might not be accurate at all!