mb/google/nissa: Mark PCIe wifi device as untrusted

BUG=b:238937091
TEST=Dump SSDT on nereid and check that the wifi device contains the
DmaProperty. Also check that the kernel marks the device as untrusted.

Change-Id: I0725ea18d52420a3161d6fcfa3bcb72ebe35f3a5
Signed-off-by: Reka Norman <rekanorman@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67194
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>

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

@@ -176,6 +176,7 @@ chip soc/intel/alderlake
 			}"
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_DW1_03"
+				register "is_untrusted" = "true"
 				device pci 00.0 on end
 			end
 		end

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

@@ -208,6 +208,7 @@ chip soc/intel/alderlake
 			}"
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_DW1_03"
+				register "is_untrusted" = "true"
 				device pci 00.0 on end
 			end
 		end

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

@@ -464,6 +464,7 @@ chip soc/intel/alderlake
 			}"
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_DW1_03"
+				register "is_untrusted" = "true"
 				device pci 00.0 on end
 			end
 		end

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

@@ -205,6 +205,7 @@ chip soc/intel/alderlake
 			}"
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_DW1_03"
+				register "is_untrusted" = "true"
 				device pci 00.0 on end
 			end
 		end

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

@@ -183,6 +183,7 @@ chip soc/intel/alderlake
 			}"
 			chip drivers/wifi/generic
 				register "wake" = "GPE0_DW1_03"
+				register "is_untrusted" = "true"
 				device pci 00.0 on end
 			end
 		end