util/liveiso/nixos: Update to 24.05

Change-Id: I62dc3a7fd5b8aef467fc547015f23e41d3260122
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83276
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

util/liveiso/nixos/build.sh

@@ -11,4 +11,4 @@ fi
 nix-build '<nixpkgs/nixos>' \
 	-A config.system.build.isoImage \
 	-I nixos-config=$config \
-	-I nixpkgs=https://github.com/NixOS/nixpkgs/archive/refs/heads/nixos-23.11.tar.gz
+	-I nixpkgs=https://github.com/NixOS/nixpkgs/archive/refs/heads/nixos-24.05.tar.gz

util/liveiso/nixos/common.nix

@@ -8,7 +8,7 @@
 		<nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix>
 	];
 
-	system.stateVersion = "23.11";
+	system.stateVersion = "24.05";
 
 	isoImage = {
 		makeEfiBootable = true;