igwn-monitoring-plugins 1.3.1

Bug fix release.

Changes:

-   Add missing requirement for nagios-plugins-igwn-pelican
    [https://git.ligo.org/computing/monitoring/igwn-monitoring-plugins/-/merge_requests/103]

-   Update gwdatafind latency plugin to use gwdatafind client 2.1.0
    [https://git.ligo.org/computing/monitoring/igwn-monitoring-plugins/-/merge_requests/104]

-   Add support for Python 3.13
    [https://git.ligo.org/computing/monitoring/igwn-monitoring-plugins/-/merge_requests/105]

For full details of this release, please see
<https://git.ligo.org/computing/monitoring/igwn-monitoring-plugins/-/releases/1.3.1>