Fixing copypasta mistake

Author: thaddeusmt

README.md

@@ -25,6 +25,7 @@ Edit `composer.json`
 ```
 
 ```
+composer install
 php bin/magento setup:upgrade
 php bin/magento setup:static-content:deploy
 ```
@@ -71,8 +72,6 @@ But I created this extension to allow you to configure the Origin domain the Adm
 
 ## CORS Cross-Domain Request References
 
-Not only can you create unlimited sliders but Product Slider module also allows placing the sliders like content or sidebar additional at the top or bottom of any page on your website flexibly. The options you can put the sliders are:
-
 - https://en.wikipedia.org/wiki/Cross-origin_resource_sharing
 - https://developer.mozilla.org/en-US/docs/Web/HTTP/Access_control_CORS
 - https://www.html5rocks.com/en/tutorials/cors/