feat(api): BAC-11 Websocket - Return to Lobby (#94)

Reviewed-on: #94
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

knockoutwhistweb/public/javascripts/interact.js

@@ -77,3 +77,6 @@ function handleKickPlayer(playerId) {
         playerId: playerId
     })
 }
+function handleReturnToLobby() {
+    sendEvent("ReturnToLobby")
+}