Add python-netaddr to README.md as dependency

README.md

@@ -13,7 +13,7 @@ Then create a file named after your FQDN with the extension ``.yml`` in the main
 Install ansible and some dependencies: 
 
 ```
-dnf install ansible git python2-dnf libselinux-python
+dnf install ansible git python3-dnf libselinux-python python3-netaddr
 ```
 Run