Update README.rst

Added redhat codeready workspaces

Author: brootware

README.rst

@@ -7,13 +7,21 @@ Python Koans
 
 .. image:: https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod
     :target: https://gitpod.io/#https://github.com/brootware/python_koans
+    
+.. image:: https://www.eclipse.org/che/contribute.svg
+    :target: https://workspaces.openshift.com/f?url=https://github.com/brootware/python_koans
 
 One click installation:
 -----------------------
 
+.. image:: https://www.eclipse.org/che/contribute.svg
+    :target: https://workspaces.openshift.com/f?url=https://github.com/brootware/python_koans
+|   or
 .. image:: https://gitpod.io/button/open-in-gitpod.svg
     :target: https://gitpod.io/#https://github.com/brootware/python_koans
 
+|
+
 Python Koans is a port of Edgecase's "Ruby Koans" which can be found
 at http://rubykoans.com/.