add python to installation guide

Signed-off-by: reinvantveer <reinvantveer@gmail.com>

website/content/en/docs/building-operators/ansible/installation.md

@@ -9,14 +9,15 @@ weight: 1
 Follow the steps in the [installation guide][install-guide] to learn how to install the `operator-sdk` CLI tool.
 
 ## Additional Prerequisites
-
+- [python][python] version 3.8.6+
 - [ansible][ansible] version v2.9.0+
 - [ansible-runner][ansible-runner] version v1.1.0+
 - [ansible-runner-http][ansible-runner-http-plugin] version v1.0.0+
 - [openshift][openshift-module] version v0.11.2+
 
 
 [install-guide]:/docs/installation/
+[python]:https://www.python.org/downloads/
 [ansible]:https://docs.ansible.com/ansible/latest/index.html
 [ansible-runner]:https://ansible-runner.readthedocs.io/en/latest/install.html
 [ansible-runner-http-plugin]:https://github.com/ansible/ansible-runner-http