fix(curriculum): remove comment element from challenge (freeCodeCamp#58985)

Author: Supravisor

curriculum/challenges/english/14-responsive-web-design-22/learn-html-by-building-a-cat-photo-app/5f07be6ef7412fbad0c5626b.md

@@ -18,7 +18,7 @@ The `section` element is used to define sections in a document, such as chapters
 </section>
 ```
 
-Take your `h2`, comment, `p`, and anchor (`a`) elements and nest them in a `section` element.
+Take your `h2`, `p`, and anchor (`a`) elements and nest them in a `section` element.
 
 # --hints--
 
@@ -40,7 +40,7 @@ The entire `section` element should be between the opening and closing tags of t
 assert(document.querySelector('section').parentNode.nodeName === 'MAIN');
 ```
 
-The existing `h2`, comment, two `p` elements, and anchor (`a`) element should be between the opening and closing tags of the `section` element.
+The existing `h2`, two `p` elements, and anchor (`a`) element should be between the opening and closing tags of the `section` element.
 
 ```js
 const childrenOfSection = [...document.querySelector('section').childNodes];