Merge pull request #4880 from joshsmith01/patch-1

Correct the name of the WordPress REST API

Author: pieh

packages/gatsby-source-wordpress/README.md

@@ -2,7 +2,7 @@
 
 Source plugin for pulling data into [Gatsby](https://github.com/gatsbyjs) from
 WordPress sites using the
-[WordPress JSON REST API](https://developer.wordpress.org/rest-api/reference/).
+[WordPress REST API](https://developer.wordpress.org/rest-api/reference/).
 
 An example site for this plugin is available.