app/Template/action/remove.php

<div class="page-header">
    <h2><?= t('Remove an automatic action') ?></h2>
</div>

<div class="confirm">
    <p class="alert alert-info">
        <?= t('Do you really want to remove this action: "%s"?', $this->text->in($action['event_name'], $available_events).'/'.$this->text->in($action['action_name'], $available_actions)) ?>
    </p>

    <?= $this->modal->confirmButtons(
        'ActionController',
        'remove',
        array('project_id' => $project['id'], 'action_id' => $action['id'])
    ) ?>
</div>