l10n_fr_pos_caisse_ap_ip use name not IP address

[TFPFH]

When using a server name not an ip address (Ddns for some site that don't have a fixed IP) the connexion couldn't be initialised
Same configuration with IP is working well.

Any chance to get server name support ?

Regards

Franck

Module

The name of the module that has a bug.

Describe the bug

A clear and concise description of what the bug

Expected behavior
A clear and concise description of what you expected to happen.

Additional context
Add any other context about the problem here. (e.g. OS, Python version, ...)