Upgrade mail-server version

releases.yaml

@@ -286,16 +286,6 @@ templates:
       - template: ext-istio-resource
       - template: ext-database
 
-  mailu: &mailu
-    name: mailu
-    chart: mailu/mailu
-    version: 1.2.0
-    inherit:
-      - template: default-env-values
-      - template: default-env-secrets
-      - template: ext-istio-resource
-      - template: ext-certificate
-
   bitwarden: &bitwarden
     name: bitwarden
     chart: bitwarden/vaultwarden
@@ -345,7 +335,7 @@ templates:
   docker-mailserver: &docker-mailserver
     name: docker-mailserver
     chart: allanger-gitea/docker-mailserver
-    version: 2.1.3
+    version: 2.2.0
     inherit:
       - template: default-env-values
       - template: ext-istio-gateway