rename docker-composer to docker-compose

Author: mattallan

docker-composer.yaml renamed to docker-compose.yaml

@@ -10,4 +10,4 @@ services:
 
   wordpress-cli:
     volumes:
-      - "../../../:/var/www/html/wp-content/plugins/woocommerce-gateway-paypal-express-checkout"
+      - "../../../:/var/www/html/wp-content/plugins/woocommerce-gateway-paypal-express-checkout"