Inviting external users to a Talk meeting leads to two emails

[ChristophWurst]

Steps to reproduce

1. Create an event
2. Click Add Talk conversation and Create a new conversation
3. Add an external person as attendee
4. Save the event

Expected behavior

One email Christoph Wurst would like to invite you to xyz

Actual behavior

1. Email Christoph Wurst invited you to a conversation xyz
2. Email Christoph Wurst would like to invite you to xyz

Calendar app version

5.1.0

CalDAV-clients used

No response

Browser

No response

Client operating system

No response

Server operating system

No response

Web server

None

Database engine version

None

PHP engine version

None

Nextcloud version

No response

Updated from an older installed version or fresh install

None

List of activated apps

Nextcloud configuration

Web server error log

Log file

Browser log

Additional info

No response