Fix icon path for `Icon::AudioOn` (#3869)

This PR fixes the icon path for `Icon::AudioOn` so that it points to a
file that exists.

Release Notes:

- Fixed the loading of the deafen icon in the call controls.
1a3c931d61Marshall Bowers committed on 1/3/2024, 10:54:53 PM· committed by GitHubparent2ec58c0
1 file changedLine totals unavailable