Release v4.21.1 (#1403)

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [4.21.1] - 2024-10-25
+
 ### Fixed
 
 - Updated `aggregation:giantswarm:cluster_release_version` expression to support CAPI clusters
@@ -3168,7 +3170,8 @@ Fix `PromtailRequestsErrors` alerts as promtail retries after some backoff so ac
 
 - Add existing rules from https://github.com/giantswarm/prometheus-meta-operator/pull/637/commits/bc6a26759eb955de92b41ed5eb33fa37980660f2
 
-[Unreleased]: https://github.com/giantswarm/prometheus-rules/compare/v4.21.0...HEAD
+[Unreleased]: https://github.com/giantswarm/prometheus-rules/compare/v4.21.1...HEAD
+[4.21.1]: https://github.com/giantswarm/prometheus-rules/compare/v4.21.0...v4.21.1
 [4.21.0]: https://github.com/giantswarm/prometheus-rules/compare/v4.20.0...v4.21.0
 [4.20.0]: https://github.com/giantswarm/prometheus-rules/compare/v4.19.0...v4.20.0
 [4.19.0]: https://github.com/giantswarm/prometheus-rules/compare/v4.18.0...v4.19.0

helm/prometheus-rules/Chart.yaml

@@ -5,7 +5,7 @@ home: https://github.com/giantswarm/prometheus-rules
 icon: https://s.giantswarm.io/app-icons/1/png/default-app-light.png
 name: prometheus-rules
 appVersion: '0.1.0'
-version: '4.21.0'
+version: '4.21.1'
 annotations:
   application.giantswarm.io/team: "atlas"
   config.giantswarm.io/version: 1.x.x