message: Fix bug which prevented more than one event getting pinned
diff: @@ -179,7 +179,7 @@ export default class MessageContextMenu extends React.Component<IProps, IState>
  const room = cli.getRoom(this.props.mxEvent.getRoomId());
  const eventId = this.props.mxEvent.getId();
  - const pinnedIds = room?.currentState?.getStateEvents(EventType.RoomPinnedEvents, "")?.pinned || [];
  + const pinnedIds = room?.currentState?.getStateEvents(EventType.RoomPinnedEvents, "")?.getContent().pinned || [];
  if (pinnedIds.includes(eventId)) {
  pinnedIds.splice(pinnedIds.indexOf(eventId), 1);
  } else {
  