Update Helm release app-template to v4.6.0

clusters/cl01tl/helm/stalwart/Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: app-template
   repository: https://bjw-s-labs.github.io/helm-charts/
-  version: 4.5.0
+  version: 4.6.0
 - name: postgres-cluster
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 7.4.5
@@ -11,5 +11,5 @@ dependencies:
 - name: volsync-target
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.7.0
-digest: sha256:df6c427ddaf5a0d9b3ed4dffb86a1bc47ed8f92b4e6927da9b6b6a0f03eed8bc
-generated: "2025-12-27T19:49:50.098018891Z"
+digest: sha256:fb7be3af608214b79e4ef1aa1608a1dc34da1bcd3aa15fd4b774d5fddd146a6b
+generated: "2026-01-07T16:19:09.333638723Z"