roms/efi: exclude efi shell from secure boot builds

Bugzilla: https://bugzilla.tianocore.org/show_bug.cgi?id=4641
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-ID: <20240314115307.628118-4-kraxel@redhat.com>
1 file changed