[monitoring-plugins] maint-2.3 branch created

[Git Repository]

 Module: monitoring-plugins
 Branch: maint-2.3
   SHA1: d9c87f84b4075c0efeb46c2f984b2170a00b8c89
    URL: 
https://www.monitoring-plugins.org/repositories/monitoring-plugins/log/?id=refs/heads/maint-2.3

The maint-2.3 branch has been created.