Replaced 16.3.1 link with 16.3.2

Author: bvaughn

content/versions.yml

@@ -1,5 +1,5 @@
-- title: '16.3.1'
-  changelog: https://github.com/facebook/react/blob/master/CHANGELOG.md#1631-april-3-2018
+- title: '16.3.2'
+  changelog: https://github.com/facebook/react/blob/master/CHANGELOG.md#1632-april-16-2018
 - title: '16.2.0'
   path: /version/16.2
   url: https://5abc31d8be40f1556f06c4be--reactjs.netlify.com