message: rip out unused mkPresence
  it only serves to make the strict type checker complain
diff: @@ -315,29 +315,6 @@ export function mkEvent(opts: MakeEventProps): MatrixEvent {
  return mxEvent;
  }
  -/**
  - * Create an m.presence event.
  - * @param {Object} opts Values for the presence.
  - * @return {Object|MatrixEvent} The event
  - */
  -export function mkPresence(opts) {
  - if (!opts.user) {
  - throw new Error("Missing user");
  - }
  - const event = {
  - event_id: "$" + Math.random() + "-" + Math.random(),
  - type: "m.presence",
  - sender: opts.user,
  - content: {
  - avatar_url: opts.url,
  - displayname: opts.name,
  - last_active_ago: opts.ago,
  - presence: opts.presence || "offline",
  - },
  - };
  - return opts.event ? new MatrixEvent(event) : event;
  -}
  -
  /**
  * Create an m.room.member event.
  * @param {Object} opts Values for the membership.
  