Update 24_blog_posts.html

Author: sonnynomnom

4-semantic-html/24_blog_posts.html

@@ -19,7 +19,7 @@ <h1>My Blog</h1>
     </header>
     <br/>
     <main>
-      <!-- From Challenge 24 -->
+      <!-- From exercise 24 -->
       <section id="about-section">
         <h2>About Me</h2>
         <article>