fix(payment): close creator income contract gaps

inc/helpers/user-center-renderers/profile-creator.php

@@ -67,6 +67,9 @@ $currency_labels = [
                         </span>
                     <?php endforeach; ?>
                 </div>
+                <?php if ($unit === 'CNY') : ?>
+                    <p class="creator-income-card__hint"><?php esc_html_e('超过 50 元可申请现金提现。', 'aksrt'); ?></p>
+                <?php endif; ?>
             </article>
         <?php endforeach; ?>
     </section>