Fix typo

Author: bikallem

docs/api/index_modules.html

@@ -158,7 +158,7 @@ <h1>Index of modules</h1>
 
     The motivation of creating such library is to provide BuckleScript users a 
     better end-to-end user experience, since the original OCaml stdlib was not 
-    writte with JS platform in mind, below are a list of areas this lib aims to 
+    written with JS platform in mind, below are a list of areas this lib aims to 
     improve: <OL>
 <li>1. Consistency in name convention: camlCase, and arguments order</li>
 <li>2. Exception thrown functions are all suffixed with <i>Exn</i>, e.g, <i>getExn</i></li>
@@ -1868,4 +1868,4 @@ <h4 id="4_Syntaxsugar">Syntax sugar</h4>
                 </div> </td></tr>
 </table>
 </body>
-</html>
+</html>