[UPD] README

Author: glederrey

README.md

@@ -18,7 +18,7 @@ rejection by sampling and conditional inputs.
 
 ## Requirements
 
-The current version (v2.1.1) of the **DATGAN** works with Python 3.9 and Tensorflow 2. Previous versions of Python have 
+The current version (v2) of the **DATGAN** works with Python 3.9 and Tensorflow 2. Previous versions of Python have 
 not been tested and are thus blocked. We, thus, recommend the user to set up a 
 [virtualenv](https://virtualenv.pypa.io/en/latest/). An installation guid is provided to help with the installation of 
 the library.