Update Role for managing ClusterServiceVersion (#722)

* Added Roles for the A0009 RHTE Lab

* Fixed

* Fixed issues

* Fixed issues

* Finalized role configuration

* Fixed a variable issue

* Checked until the workshop infra becomes ready

* Cleaned up and updated Readme

* Cleaned unused files

* Cleaned unused files

* Cleaned

* Updated to use Che7

* Added permissions for the workshop operator to install operators

* Increased retry for Che Deployment

* Updated Role for clusterserviceversions resource