chore: remove stale @todo comment.

Part of #1383

[skip ci]

Author: php-coder

src/main/webapp/WEB-INF/views/series/info.html

@@ -176,7 +176,6 @@
 
 							<!--/* @todo #1356 Hidden images: add integration tests  */-->
 							<!--/* @todo #1356 Hidden images: allow to replace a hidden image  */-->
-							<!--/* @todo #1356 Hidden images: admin can hide an image  */-->
 							<!--/* @todo #1356 Hidden images: protect hidden images from direct access  */-->
 							<div class="row" th:if="${not #lists.isEmpty(series.hiddenImageIds)}">
 								<div class="col-sm-12">