[bitnami/prometheus] ⚡ ⬆️ Update dependency references (#35835)

* [bitnami/prometheus] Release 2.1.21 updating components versions

Signed-off-by: Bitnami Bot <bitnami.bot@broadcom.com>

* Update CHANGELOG.md

Signed-off-by: Bitnami Bot <bitnami.bot@broadcom.com>

---------

Signed-off-by: Bitnami Bot <bitnami.bot@broadcom.com>

bitnami/prometheus/CHANGELOG.md

@@ -1,8 +1,12 @@
 # Changelog
 
-## 2.1.20 (2025-08-07)
+## 2.1.21 (2025-08-13)
 
-* [bitnami/prometheus] :zap: :arrow_up: Update dependency references ([#35633](https://github.com/bitnami/charts/pull/35633))
+* [bitnami/prometheus] :zap: :arrow_up: Update dependency references ([#35835](https://github.com/bitnami/charts/pull/35835))
+
+## <small>2.1.20 (2025-08-07)</small>
+
+* [bitnami/prometheus] :zap: :arrow_up: Update dependency references (#35633) ([eb68c8c](https://github.com/bitnami/charts/commit/eb68c8ccbb324862f01c03917d6f93f7d35a1b76)), closes [#35633](https://github.com/bitnami/charts/issues/35633)
 
 ## <small>2.1.19 (2025-08-07)</small>
 

bitnami/prometheus/Chart.lock

@@ -1,6 +1,6 @@
 dependencies:
 - name: common
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 2.31.3
-digest: sha256:f9c314553215490ea1b94c70082cb152d6ff5916ce185b4e00f5287f81545b4c
-generated: "2025-08-07T18:37:22.527132624Z"
+  version: 2.31.4
+digest: sha256:fc442e77200e1914dd46fe26490dcf62f44caa51db673c2f8e67d5319cd4c163
+generated: "2025-08-13T18:17:33.748437352Z"

bitnami/prometheus/Chart.yaml

@@ -11,7 +11,7 @@ annotations:
     - name: prometheus
       image: docker.io/bitnami/prometheus:3.5.0-debian-12-r2
     - name: thanos
-      image: docker.io/bitnami/thanos:0.39.2-debian-12-r1
+      image: docker.io/bitnami/thanos:0.39.2-debian-12-r2
   licenses: Apache-2.0
   tanzuCategory: clusterUtility
 apiVersion: v2
@@ -39,4 +39,4 @@ sources:
 - https://github.com/bitnami/containers/tree/main/bitnami/prometheus
 - https://github.com/prometheus/prometheus
 - https://github.com/prometheus-community/helm-charts
-version: 2.1.20
+version: 2.1.21

bitnami/prometheus/values.yaml

@@ -1082,7 +1082,7 @@ server:
     image:
       registry: docker.io
       repository: bitnami/thanos
-      tag: 0.39.2-debian-12-r1
+      tag: 0.39.2-debian-12-r2
       digest: ""
       ## ref: https://kubernetes.io/docs/concepts/containers/images/#pre-pulled-images
       ##