Checkmk Werk 14894: Fix availability timeline based on service times

ID: 14894 Title: Fix availability timeline based on service times Component: Multisite Level: 1 Class: Bug fix Version: 2.2.0i1 If the computation option "Base report only on service times" was used, the timeline did not display the entries correctly. In some cases the service period was still shown until the end of the timeline, even if this period had already ended.