[2.4.0] Checkmk Werk 16807 created: Ignore unknown "Disabled checks" during update config

[//]: # (werk v2) # Ignore unknown "Disabled checks" during update config key | value ---------- | --- date | 2024-04-24T12:25:30+00:00 version | 2.4.0b1 class | fix edition | cre component | checks level | 1 compatible | yes If users had disabled checks that have since been removed or are temporarily unavailable (due to disabled MKPs for instance), they would be prompted with a message like ``` WARNING: Invalid rule configuration detected (Ruleset: ignored_checks, Title: Disabled checks, Folder: , -| Rule nr: 1, Exception: ifoperstatus is not an allowed value) ``` These invalid values are ignored now. They do no harm and they are dropped upon editing the rule.