Change in coreboot[master]: mb/google/brya: Apply fw_config_gpio_override API

[EricR Lai (Code Review)]

Attention is currently required from: Subrata Banik, Paul Menzel, Tim Wawrzynczak, Nick Vaccaro, Karthik Ramasubramanian.
EricR Lai has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61114 )

Change subject: mb/google/brya: Apply fw_config_gpio_override API
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Patch Set 8:

(1 comment)

File src/mainboard/google/brya/variants/anahera4es/fw_config.c:

https://review.coreboot.org/c/coreboot/+/61114/comment/a360a810_9a3205ee 
PS8, Line 8: static const struct pad_config dmic_enable_pads[] = {
           : 	PAD_CFG_NF(GPP_R4, NONE, DEEP, NF3),	/* DMIC_CLK0 */
           : 	PAD_CFG_NF(GPP_R5, NONE, DEEP, NF3),	/* DMIC_DATA0 */
           : 
           : };
           : 
           :
> Why did these arrays need to change from being constant structs?  Because of the add_fw_override_pad […]

b/c this pad_info is not const. In order to apply one struct to all, so remove all the const. Being non const that we can change the baseboard array directly without memory allocate operation which Tim want to save.

struct pad_info {
    struct pad_config *pads;
    size_t pads_num;
};