Wflex-array-member-not-at-end & Wcalloc-transposed-args are not supported when using GCC older than GCC-14. Use them only when supported. Change-Id: I11c1e729569c8130bd254a10454c5066a72974d6 Signed-off-by: Elyes Haouas <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/82785 Reviewed-by: Nico Huber <nico.h@gmx.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>