'tls' and 'ssl' are duplicates of 'starttls' and 'ssltls' and have been deprecated in the upstream modules we use for sending mail notifications. Let's deprecate them as well and issue a warning when they are still used. Fixes: #7345
'tls' and 'ssl' are duplicates of 'starttls' and 'ssltls' and have been deprecated in the upstream modules we use for sending mail notifications. Let's deprecate them as well and issue a warning when they are still used. Fixes: #7345