Server not supporting password auth not distinguishable from wrong password

[ChristophWurst]

Steps to reproduce

1. Attempt to add an MS365 account without an OAuth setup

Expected behavior

See "IMAP server does not support password authentication".

Actual behavior

See "IMAP username or password wrong"

Mail app version

No response

Nextcloud version

No response

Mailserver or service

No response

Operating system

No response

PHP engine version

None

Nextcloud memory caching

No response

Web server

None

Database

None

Additional info

No response