mb/google/nissa/var/pujjo: Tune timing on SD device RTD3

Tune timing between power on and reset on SD device RTD3.

BUG=b:250746988
TEST=Use the value to boot on Pujjo successfully.

Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Change-Id: I1ea77ec8381000249229653f1c0b9044bdf7866d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69679
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>

src/mainboard/google/brya/variants/pujjo/overridetree.cb

@@ -543,6 +543,7 @@ chip soc/intel/alderlake
 				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_H13)"
 				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_H12)"
 				register "srcclk_pin" = "3"
+				register "enable_delay_ms" = "50"
 				device generic 0 on end
 			end
 			probe SD_CARD SD_PRESENT