Simple refactor for skipLobby (#30848)

* Simple refactor for skipLobby (and remove returnToLobby)

* Tidyup

* Remove unused tests

* Add video room support.

* Add a test for video rooms

* tidy

* Document

src/utils/room/placeCall.ts

@@ -21,12 +21,13 @@ import PosthogTrackers from "../../PosthogTrackers";
  * @param room the room to place the call in
  * @param callType the type of call
  * @param platformCallType the platform to pass the call on
+ * @param skipLobby Has the user indicated they would like to skip the lobby. Otherwise, defer to platform defaults.
  */
 export const placeCall = async (
     room: Room,
     callType: CallType,
     platformCallType: PlatformCallType,
-    skipLobby: boolean,
+    skipLobby?: boolean,
 ): Promise<void> => {
     const { analyticsName } = getPlatformCallTypeProps(platformCallType);
     PosthogTrackers.trackInteraction(analyticsName);