Checkmk Werk 14174: SLA reporting: Fixed rounding error and exception on missing SLA

ID: 14174 Title: SLA reporting: Fixed rounding error and exception on missing SLA Component: Multisite Level: 1 Class: Bug fix Version: 2.2.0i1 The SLA painter had a rounding error in the summary line, hereby showing <tt>0.00% OP</tt> when at least one SLA period was broken. Furthermore, fixed an exception in the SLA painter when service in question had no SLA assigned. Both problems only showed up when exporting the SLA as PDF.