Removes hidden character on first news item (#1594)

Fixes #1585, #1462

Author: fertolg

src/index.html

@@ -235,7 +235,7 @@ <h2>Who's using Flutter?</h2>
         {% asset 'homepage/news-1.png' alt='A news item image' class="card-img-top" %}
         <div class="card-body">
             <p class="card-text"><small class="text-muted">News</small></p>
-            <h3>Flutter Release Preview 2: 
Pixel-Perfect on iOS</h3>
+            <h3>Flutter Release Preview 2: Pixel-Perfect on iOS</h3>
             <a href="https://developers.googleblog.com/2018/09/flutter-release-preview-2-pixel-perfect.html">Read More</a>
         </div>
     </div>