mb/starlabs/{byte_adl,starlite_adl}: Add SSD detect timeout

It seems that this is needed for specific drives, specifically,
the WD Black SN770.

Change-Id: Ibade3043489b82e5308231472dfe2c629b591661
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86150
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>

src/mainboard/starlabs/byte_adl/variants/mk_ii/devicetree.cb

@@ -180,6 +180,7 @@ chip soc/intel/alderlake
 				.flags					= PCIE_RP_LTR | PCIE_RP_AER,
 				.pcie_rp_aspm				= ASPM_L0S_L1,
 				.PcieRpL1Substates			= L1_SS_L1_2,
+				.pcie_rp_detect_timeout_ms		= 50,
 			}"
 			smbios_slot_desc				"SlotTypePciExpressGen3X4"
 									"SlotLengthLong"

src/mainboard/starlabs/starlite_adl/variants/mk_v/devicetree.cb

@@ -156,6 +156,7 @@ chip soc/intel/alderlake
 				.flags					= PCIE_RP_LTR | PCIE_RP_AER,
 				.pcie_rp_aspm				= ASPM_L0S_L1,
 				.PcieRpL1Substates			= L1_SS_L1_2,
+				.pcie_rp_detect_timeout_ms		= 50,
 			}"
 
 			smbios_slot_desc				"SlotTypeM2Socket3"