payloads/ipxe/kconfig: Fix option name prefix

With commit 238ff1e9c7 ("payloads/ipxe: Prefix iPXE options with "IPXE"
instead "PXE""), the prefix for iPXE related Kconfig identifiers was
unified to "IPXE". So rename the identifier for the TRUST_CMD option as
well, which was introduced later.

Change-Id: I918358b859003503526ba7849494bb23f8c893fd
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83361
Reviewed-by: Nicholas Chin <nic.c3.14@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

payloads/external/Makefile.mk

@@ -381,7 +381,7 @@ payloads/external/iPXE/ipxe/ipxe.rom ipxe: $(DOTCONFIG) $(IPXE_CONFIG_SCRIPT)
 	CONFIG_HAS_SCRIPT=$(CONFIG_IPXE_ADD_SCRIPT) \
 	CONFIG_IPXE_NO_PROMPT=$(CONFIG_IPXE_NO_PROMPT) \
 	CONFIG_IPXE_HAS_HTTPS=$(CONFIG_IPXE_HAS_HTTPS) \
-	CONFIG_PXE_TRUST_CMD=$(CONFIG_PXE_TRUST_CMD)
+	CONFIG_IPXE_TRUST_CMD=$(CONFIG_IPXE_TRUST_CMD)
 
 # LinuxBoot
 LINUXBOOT_CROSS_COMPILE_ARCH-$(CONFIG_LINUXBOOT_X86)        = x86_32

payloads/external/iPXE/Kconfig

@@ -108,7 +108,7 @@ config IPXE_HAS_HTTPS
 	  Enable HTTPS protocol, which allows you to encrypt all communication
 	  with a web server and to verify the server's identity
 
-config PXE_TRUST_CMD
+config IPXE_TRUST_CMD
 	bool "Enable TRUST commands"
 	default y
 	help

payloads/external/iPXE/Makefile

@@ -52,7 +52,7 @@ endif
 ifeq ($(CONFIG_IPXE_HAS_HTTPS),y)
 	sed -i'' 's|.*DOWNLOAD_PROTO_HTTPS|#define DOWNLOAD_PROTO_HTTPS|g' "$(project_dir)/src/config/general.h"
 endif
-ifeq ($(CONFIG_PXE_TRUST_CMD),y)
+ifeq ($(CONFIG_IPXE_TRUST_CMD),y)
 	sed -i'' 's|.*IMAGE_TRUST_CMD|#define IMAGE_TRUST_CMD|g' "$(project_dir)/src/config/general.h"
 endif