Fix typo

Author: psyclone20

index.html

@@ -122,7 +122,7 @@ <h1>Android Pattern Visualizer</h1>
 </div>
 <div id="text_container_bottom">
 <h5>
-This project would not have been possible without <a href="https://github.com/maxwellito/vivus" target="_blank">Vivus</a>, <a href="https://play.google.com/store/apps/details?id=de.toastcode.screener&hl=en_IN" target="_blank">Screener</a>, <a href="https://earthview.withgoogle.com/illizi-algeria-1102" target="_blank">Google EarthView</a> and the <a href="https://codepen.io/skeddles/pen/PbROLK" target="_blank">pretty radio button by skeddless</a>
+This project would not have been possible without <a href="https://github.com/maxwellito/vivus" target="_blank">Vivus</a>, <a href="https://play.google.com/store/apps/details?id=de.toastcode.screener&hl=en_IN" target="_blank">Screener</a>, <a href="https://earthview.withgoogle.com/illizi-algeria-1102" target="_blank">Google EarthView</a> and the <a href="https://codepen.io/skeddles/pen/PbROLK" target="_blank">pretty radio button by skeddles</a>
 </h5>
 <img src="resources/GitHub-Mark-Light-32px.png" width="16px" height="auto" /> <b><a href="https://github.com/psyclone20/Android-Pattern-Visualizer" target="_blank">Visualizer</a> | <a href="https://github.com/psyclone20/Android-Pattern-Generator" target="_blank">Generator</a></b>
 </div>