Call audio does not work anymore

Describe your issue

What's the expected behaviour?

Making or receiving a phone call works fine

What's the current behaviour?

Call audio is dead when making or receiving a phone call. More specifically: I can't hear anything on my side, not sure if the microphone works

How to reproduce your issue?

Phone someone.

What device are you using?

Purism Librem 5

On what postmarketOS version did you encounter the issue?

• edge (master branch)

• v22.06

• I confirm that the issue still is present after running sudo apk upgrade -a

On what environment did you encounter the issue?

Environments

• Phosh
• Plasma Mobile
• Sxmo (Wayland/Sway) Please post the output of sxmo_version.sh
• Other: Please fill out

How did you get postmarketOS image?

• from https://images.postmarketos.org
• I built it using pmbootstrap
• It was preinstalled on my device

What's the build date of the image? (in yyyy-mm-dd format)