sshkey_public_key_list_page.tpl.php

<div id="sshkey-public-key-wrapper">
  <div class="public-key-list-table">
    <?php print $table; ?>
  </div>
  <hr />
  <div class="add-public-key-form">
    <h3><?php print t('Add a public key'); ?></h3>
    <?php print $form; ?>
  </div>
</div>