Update u_e-postfix-disable_sender_verification.md

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André Peters 2020-03-09 13:42:04 +01:00 committet von GitHub
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@ -4,7 +4,7 @@ Edit a mailbox and select "Allow to send as *".
For historical reasons we kept the old and deprecated guide below:
## Deprecated guide
## Deprecated guide (DO NOT USE ON NEWER MAILCOWS!)
This option is not best-practice and should only be implemented when there is no other option available to achieve whatever you are trying to do.