List of current theme choices, presented without comment

      <choices>
        <choice value="accent-color"/>
        <choice value="pride-rainbow-flag"/>
        <choice value="lesbian-pride-flag"/>
        <choice value="transgender-flag"/>
        <choice value="nonbinary-flag"/>
        <choice value="bisexual-flag"/>
        <choice value="asexual-flag"/>
        <choice value="pansexual-flag"/>
        <choice value="aromantic-flag"/>
        <choice value="genderfluid-flag"/>
        <choice value="polysexual-flag"/>
        <choice value="omnisexual-flag"/>
        <choice value="aroace-flag"/>
        <choice value="agender-flag"/>
        <choice value="genderqueer-flag"/>
        <choice value="intersex-flag"/>
        <choice value="demigender-flag"/>
        <choice value="biromantic-flag"/>
      </choices>