src/: ato[su]imax(): Accept a null status parameter

Meh, just in case it might be useful to someone.  Some people have
suggested we should allow it.

Reverts: 22812515d577 (2025-11-24; "include/: a2i_strto[iu]2(): Don't accept a null status pointer")
Signed-off-by: Alejandro Colomar <alx@kernel.org>
1 file changed