Added "GraphQL API for WordPress" on the PHP list (#909)

Author: leoloso

src/content/code/code.md

@@ -415,6 +415,7 @@ Apollo Server also supports all Node.js HTTP server frameworks: Express, Connect
   - [Lighthouse](https://github.com/nuwave/lighthouse): A GraphQL server for Laravel
   - [GraphQLBundle](https://github.com/overblog/GraphQLBundle): A GraphQL server for Symfony
   - [WPGraphQL](https://github.com/wp-graphql/wp-graphql): A free, open-source WordPress plugin that provides an extendable GraphQL schema and API for any WordPress site 
+  - [GraphQL API for WordPress](https://github.com/GraphQLAPI/graphql-api-for-wp): A GraphQL server for WordPress
   - [GraPHPinator](https://github.com/infinityloop-dev/graphpinator): A GraphQL implementation for modern PHP
 
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