Add WooCommerce to requirements

Author: w3bdesign

README.md

@@ -8,7 +8,8 @@
 
 1. Install and activate the following plugins, in your WordPress plugin directory:
 
-* [wp-graphql](https://github.com/wp-graphql/wp-graphql) Exposes graphql for WordPress .
+* [woocommerce](https://wordpress.org/plugins/woocommerce) Ecommerce for Wordpress.
+* [wp-graphql](https://github.com/wp-graphql/wp-graphql) Exposes graphql for WordPress.
 * [wp-graphiql](https://github.com/wp-graphql/wp-graphiql) Provides GraphiQL IDE (playground) to the WP-Admin.
 * [wp-graphql-woocommerce](https://github.com/wp-graphql/wp-graphql-woocommerce) Adds Woocommerce functionality to a WPGraphQL schema.
 * [algolia-woo-indexer](https://github.com/w3bdesign/algolia-woo-indexer) Sends WooCommerce products to Algolia.