Werk #5521: logwatch: Fix exception in WATO's check parameter display

Component Checks & agents
Title logwatch: Fix exception in WATO's check parameter display
Date Nov 24, 2017
Checkmk Edition Checkmk Raw (CRE)
Checkmk Version 1.4.0p21 1.5.0i2
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

Previously, WATO's check parameter display would complain about invalid check parameters, due to logwatch's parameter precompilation working well with the check itself, but breaking the GUI's validation. This was a purely cosmetic issue.

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