Small update of "installation" documentation to make users aware that their venv Python version needs to compatible with the AB.

Author: bsteubing

docs/getting-started/installation.md

@@ -35,7 +35,8 @@ For more elaborate installing instructions check out the page below for both [in
 ## Installing from PyPI
 Installing from the Python Package Index (PyPI) can be done using the standard `pip` command. We strongly recommended installing the Activity Browser into a separate [virtual environment](https://realpython.com/python-virtual-environments-a-primer/)
 
-First make sure you have Python installed on your PC by entering the following command into your terminal or command prompt.
+First make sure you have Python installed on your PC by entering the following command into your terminal or command prompt. 
+At this moment the AB is compatible with Python versions 3.10, 3.11, and 3.12. 
 
 ```
 python --version
@@ -51,6 +52,7 @@ Afterwards, you need to activate the virtual environment, which differs between
 ```
 C:\Users\me\virtualenvs\ab-beta\Scripts\activate.bat
 ```
+Possibly double-check if the Python version of your virtual environment is compatible with the AB.
 For a full overview of activation commands, [check out the documentation here](https://docs.python.org/3/library/venv.html#how-venvs-work)
 
 ### Activity Browser installation