message: User Info default power levels for ban/kick/redact to 50 as per spec
diff: @@ -748,19 +748,26 @@ const RoomAdminToolsContainer = ({room, children, member, startUpdating, stopUpd
  powerLevels.state_default
  );
  + // if these do not exist in the event then they should default to 50 as per the spec
  + const {
  + ban: banPowerLevel = 50,
  + kick: kickPowerLevel = 50,
  + redact: redactPowerLevel = 50,
  + } = powerLevels;
  +
  const me = room.getMember(cli.getUserId());
  const isMe = me.userId === member.userId;
  const canAffectUser = member.powerLevel < me.powerLevel || isMe;
  - if (canAffectUser && me.powerLevel >= powerLevels.kick) {
  + if (canAffectUser && me.powerLevel >= kickPowerLevel) {
  kickButton = <RoomKickButton member={member} startUpdating={startUpdating} stopUpdating={stopUpdating} />;
  }
  - if (me.powerLevel >= powerLevels.redact) {
  + if (me.powerLevel >= redactPowerLevel) {
  redactButton = (
  <RedactMessagesButton member={member} startUpdating={startUpdating} stopUpdating={stopUpdating} />
  );
  }
  - if (canAffectUser && me.powerLevel >= powerLevels.ban) {
  + if (canAffectUser && me.powerLevel >= banPowerLevel) {
  banButton = <BanToggleButton member={member} startUpdating={startUpdating} stopUpdating={stopUpdating} />;
  }
  if (canAffectUser && me.powerLevel >= editPowerLevel) {
  