Werk #15318: Fix logging statement

Component	Event Console
Title	Fix logging statement
Date	Jan 24, 2024
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.3.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Ultimate MT 2.2.0p21 Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Ultimate MT

Prior to this change, you may have seen the following log output:

undefined action "{aname}, must be one of {", ".join(table.keys()}"

The variables are now interpolated correctly.

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