Werk #18369: Host rename: Now also rename hosts in cluster rule values

Component	Setup
Title	Host rename: Now also rename hosts in cluster rule values
Date	Jan 12, 2026
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.5.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Ultimate MT 2.4.0p20 Checkmk Community, Checkmk Pro, Checkmk Ultimate, Checkmk Ultimate MT

The host renaming did not rename the hosts which were mentioned in the rule values of Clustered services for overlapping clusters and Aggregation optoins for clustered services.

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