MAudioBody passed the event body straight to the player, so an audio message sent with a caption showed the caption text instead of the file name. It now uses presentableTextForFile, the same helper m.file and m.image already use. Fixes https://github.com/element-hq/element-web/issues/31116
Any UTs for vector-web layer components or functionality should go here. This used to contain the UTs for notifications before they got moved to react-sdk.