Add support for playing a sound when the user exits a call. (#2860)

* Refactor to use AudioContext

* Remove unused audio format.

* Reduce update frequency for volume

* Port to useAudioContext

* Port reactionaudiorenderer to useAudioContext

* Integrate raise hand sound into call event renderer.

* Simplify reaction sounds

* only play one sound per reaction type

* Start to build out tests

* fixup tests / comments

* Fix reaction sound

* remove console line

* Remove another debug line.

* fix lint

* Use testing library click

* lint

* Add support for playing a sound when the user exits a call.

* Port GroupCallView to useAudioContext

* Remove debug bits.

* asyncify

* lint

* lint

* lint

* tidy

* Add test for group call view

* Test widget mode too.

* fix ?.

* Format

* Lint

* Lint

---------

Co-authored-by: Hugh Nimmo-Smith <hughns@element.io>

src/room/ReactionAudioRenderer.tsx

@@ -60,10 +60,10 @@ export function ReactionsAudioRenderer(): ReactNode {
         return;
       }
       if (soundMap[reactionName]) {
-        audioEngineRef.current.playSound(reactionName);
+        void audioEngineRef.current.playSound(reactionName);
       } else {
         // Fallback sounds.
-        audioEngineRef.current.playSound("generic");
+        void audioEngineRef.current.playSound("generic");
       }
     }
   }, [audioEngineRef, shouldPlay, oldReactions, reactions]);