mb/starlabs/starfighter: Disconnect PEDET GPIO

These boards do not support SATA, so this is not needed.

Change-Id: Iff9a30cf2e8b65649440b33f850f07d499baa073
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87158
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>

src/mainboard/starlabs/starfighter/variants/rpl/gpio.c

@@ -120,7 +120,7 @@ const struct pad_config gpio_table[] = {
 	/* A11:		Not Connected					*/
 	PAD_NC(GPP_A11, NONE),
 	/* A12:		PCH M.2 SSD PEDET				*/
-	PAD_CFG_NF(GPP_A12, NONE, DEEP, NF1),
+	PAD_NC(GPP_A12, NONE),
 	/* A14:		Test Point 45					*/
 	PAD_NC(GPP_A14, NONE),
 	/* A15:		Test Point 52					*/