Long text messages overflow their container box

Bug report form

OS

Guix System 681af17

Jami daemon version:

Jami Daemon 9.3.0, by Savoir-faire Linux 2004-2019

Jami GNOME client version:

4703bf11 - unknown

Where did you get Jami?

My OS package manager (e.g. apt, yum, pacman)
I downloaded it from jami.net
I built it from source using the make-ring.py script
I built it from source manually or other (please explain):

Steps to reproduce bug

Steps:

Select one of you contacts to send a message
Type the following text:

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

Send the message

What you expect to happen:

The message should be contained by its bounding box.

What happens instead:

The message overflows its bounding box.

Logs

I couldn't figure out how to get logs in my system.

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