selftests/nolibc: extraconfig support

Allow some postprocessing of defconfig files.

Suggested-by: Zhangjin Wu <falcon@tinylab.org>
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
This commit is contained in:
Thomas Weißschuh 2023-10-20 13:34:27 +02:00
commit 3ab1e9db09