Checkmk Werk 13089: Fixed logging with microsecond timestamps

ID: 13089 Title: Fixed logging with microsecond timestamps Component: cmc Level: 3 Class: Bug fix Version: 2.1.0i1 Checkmk 1.6.0 introduced a small regression where log lines in cmc.log were missing a space when logging with microseconds was enabled. Lines like 2021-10-13 10:24:51696.318 [5] [core 12345] Foo bar happened. should really read: 2021-10-13 10:24:51 696.318 [5] [core 12345] Foo bar happened. This has been fixed.