passdb: Fixing CID 1509029 for time_t in DEBUG statement

passdb: Fixing CID 1509029 for time_t in DEBUG statement

In the most likely scenario of time_t being 64 bit signed, we do the
typecast to intmax_t to also log negative values correctly.

Signed-off-by: Rabinarayan Panigrahi <rapanigr@redhat.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Anoop C S <anoopcs@samba.org>
Reviewed-by: Vinit Agnihotri <vagnihot@redhat.com>
Autobuild-User(master): Anoop C S <anoopcs@samba.org>
Autobuild-Date(master): Wed Sep 24 06:44:50 UTC 2025 on atb-devel-224