Update Stalwart references to new maintainer and repository locations

Credits to @docjyj

Signed-off-by: Ruben D. <ruben@winterrific.net>

community-containers/stalwart/readme.md

@@ -1,22 +1,24 @@
 > [!CAUTION]
-> Be aware that the mail server is the most difficult service to deploy.
-> 
+> Be aware that the mail server is the most challenging service to deploy.
+>
 > Do not use this feature as a main mail server or without a redundancy system and without knowledge.
 
 ## Stalwart mail server
-This container bundles the [Stalwart](https://stalw.art/) mail server and auto-configures it for you.
+This container bundles the [Stalwart](https://stalw.art/) mail server and autoconfigures it for you.
 
 ### Notes
 Documentation is available on the container repository.
 This documentation is regularly updated and is intended to be as simple and detailed as possible.
 Thanks for all your feedback!
 
-- See https://github.com/docjyJ/aio-stalwart#getting-started for getting start with this container.
+- See https://github.com/winterrific/aio-stalwart#getting-started for getting start with this container.
 - See https://stalw.art/docs/faq for further faq and docs on the project
 - See https://github.com/nextcloud/all-in-one/tree/main/community-containers#community-containers how to add it to the AIO stack
 
 ### Repository
-https://github.com/docjyj/aio-stalwart
+https://github.com/winterrific/aio-stalwart
 
 ### Maintainer
-https://github.com/docjyj
+https://github.com/winterrific
+
+Created by https://github.com/docjyj

community-containers/stalwart/stalwart.json

@@ -4,7 +4,7 @@
             "container_name": "nextcloud-aio-stalwart",
             "display_name": "Stalwart",
             "documentation": "https://github.com/nextcloud/all-in-one/tree/main/community-containers/stalwart",
-            "image": "ghcr.io/docjyj/aio-stalwart",
+            "image": "ghcr.io/winterrific/aio-stalwart",
             "image_tag": "v3",
             "internal_port": "10003",
             "restart": "unless-stopped",