[2.4.0] Checkmk Werk 17356 created: Decode semi-colon from monitoring history

[//]: # (werk v2) # Decode semi-colon from monitoring history key | value ---------- | --- date | 2024-11-04T09:45:41+00:00 version | 2.4.0b1 class | fix edition | cre component | multisite level | 1 compatible | yes The plugin output and comments are saved in a Nagios-compatible format (semi-colon-separated). Therefore, it is necessary to escape semi-colons to `%3B` when writing out history. In the GUI, where plugin output or comments from the monitoring history are displayed, we can translate `%3B` back to a semi-colon using a simple replace.