Update Helm release postgresql to v15.5.31

Author: renovate[bot]

pretix-helm/Chart.lock

@@ -1,9 +1,9 @@
 dependencies:
 - name: postgresql
   repository: https://charts.bitnami.com/bitnami
-  version: 15.1.2
+  version: 15.5.31
 - name: redis
   repository: https://charts.bitnami.com/bitnami
   version: 19.0.1
-digest: sha256:e522409698486fdf3d11b5bdb2b8225a1b3e41175e239c81226079a57a40043f
-generated: "2024-03-23T20:46:39.245636+01:00"
+digest: sha256:4072fb25ccf608d5c1f448abe8d82419f1b518151f08843c59cac3fcd248505d
+generated: "2024-09-14T11:49:22.937277339Z"

pretix-helm/Chart.yaml

@@ -8,7 +8,7 @@ keywords:
   - event-tickets
 dependencies:
   - name: postgresql
-    version: "15.1.2"
+    version: "15.5.31"
     repository: "https://charts.bitnami.com/bitnami"
     condition: postgresql.enabled
   - name: redis