[prometheus-nginx-exporter] Update Helm release nginx to v22.2.4 (#6295)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

charts/prometheus-nginx-exporter/Chart.lock

@@ -1,6 +1,6 @@
 dependencies:
 - name: nginx
   repository: https://charts.bitnami.com/bitnami
-  version: 22.2.3
-digest: sha256:7504c4e170823cc7aa90942fb9c62a00d032e60be20af90dc1a2bf1d3cda59f4
-generated: "2025-10-28T20:43:29.095562899Z"
+  version: 22.2.4
+digest: sha256:c924d1749ab3bbaa16cf8d5ea76c948278583d4227abff032aa3bdc0d7086e11
+generated: "2025-11-04T20:56:43.08606Z"

charts/prometheus-nginx-exporter/Chart.yaml

@@ -2,7 +2,7 @@
 apiVersion: v2
 description: A Helm chart for NGINX Prometheus Exporter
 name: prometheus-nginx-exporter
-version: 1.15.1
+version: 1.15.2
 # renovate: github-releases=nginx/nginx-prometheus-exporter
 appVersion: 1.5.1
 home: https://github.com/nginxinc/nginx-prometheus-exporter
@@ -33,6 +33,6 @@ annotations:
 type: application
 dependencies:
   - name: nginx
-    version: "22.2.3"
+    version: "22.2.4"
     repository: https://charts.bitnami.com/bitnami
     condition: nginx.enabled