async function update(selector, room) {
  const existingRoom = await db.Room.findOne({
    where: {
      selector,
    },
  });

  if (existingRoom === null) {
    throw new NotFoundError('Room not found');
  }

  const oldName = existingRoom.name;

  await existingRoom.update(room);

  const updatedRoomPlain = existingRoom.get({ plain: true });

  if (oldName !== updatedRoomPlain.name) {
    this.brain.removeNamedEntity('room', updatedRoomPlain.id, oldName);
    this.brain.addNamedEntity('room', updatedRoomPlain.id, updatedRoomPlain.name);
  }

  return updatedRoomPlain;
}
@description Update a room.
@param {string} selector - The selector of the room.
@param {object} room - The new room.
@returns {Promise<object>} Resolve with updated room.
@example
gladys.room.update('kitchen', {
   name: 'New Kitchen'
});