docs: Updated the readme

Author: alfredbrockotter

README.md

@@ -5,9 +5,6 @@
 # kenticocloud-nuxt-module
 Add kentico cloud super power to your nuxt app
 
-### ** Update: Beta 6
-Want to use the new Kentico Cloud Delivery Beta 6 already? Then switch to this branche: https://github.com/Domitnator/kenticocloud-nuxt-module/tree/UpgradeToBeta6 (which is also available at NPM: https://www.npmjs.com/package/kenticocloud-nuxt-module/v/2.1.0)
-
 ## Features
 
 The module makes it easy to do delivery client api calls via the [Kentico Cloud Delivery SDK](https://github.com/Enngage/kentico-cloud-js/blob/master/packages/delivery/README.md).