Check_MK Werk 4206: Fix display of host availability annotations in service views

ID: 4206 Title: Fix display of host availability annotations in service views Component: Reporting & Availability Level: 1 Class: Bug fix Version: 1.5.0i1 Host annotations are also shown in a service availability table for the host of the shown services. But in the table in the columns {{Service}} of such entries there was displayed a random service name. This has been fixed in the columns are now correctly empty.