ports/opt (3.7): [notify] samba: updated to version 4.21.0

Commit hash: 1fe17ea455db5ab9f6fbc522e5f10a67a157e263 Author: Juergen Daubert <jue@jue.li> Date: Wed Sep 11 03:44:56 2024 UTC+02:00 URL: https://git.crux.nu/ports/opt/commit/1fe17ea455db5ab9f6fbc522e5f10a67a157e26... Commit message: [notify] samba: updated to version 4.21.0 as of version 4.21.0 of samba it's no longer possible to install ldb as a standalone package [1]. Remove ldb before the samba update. [1] https://www.samba.org/samba/history/samba-4.21.0.html