Strings in C are highly cursed. Use `snprintf()` to minimize the
potential of running into undefined behavior in the future.
Change-Id: I3caef25bc7676ac84bb1c40efe6d16f50f8f4d26
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68323
Reviewed-by: Patrick Georgi <patrick@coreboot.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>