message: Fix incorrect function call into RightPanelStore
  We dispatch to open, not call directly into the store.
diff: @@ -67,7 +67,7 @@ export default class RightPanel extends React.Component {
  const rps = RightPanelStore.getSharedInstance();
  if (this.props.groupId) {
  if (!RIGHT_PANEL_PHASES_NO_ARGS.includes(rps.groupPanelPhase)) {
  - rps.setPhase(RIGHT_PANEL_PHASES.GroupMemberList);
  + dis.dispatch({action: "set_right_panel_phase", phase: RIGHT_PANEL_PHASES.GroupMemberList});
  return RIGHT_PANEL_PHASES.GroupMemberList;
  }
  return rps.groupPanelPhase;
  @@ -75,7 +75,7 @@ export default class RightPanel extends React.Component {
  return RIGHT_PANEL_PHASES.RoomMemberInfo;
  } else {
  if (!RIGHT_PANEL_PHASES_NO_ARGS.includes(rps.roomPanelPhase)) {
  - rps.setPhase(RIGHT_PANEL_PHASES.RoomMemberList);
  + dis.dispatch({action: "set_right_panel_phase", phase: RIGHT_PANEL_PHASES.RoomMemberList});
  return RIGHT_PANEL_PHASES.RoomMemberList;
  }
  return rps.roomPanelPhase;
  