Update README.md

Author: pchlenski

README.md

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 # Manify: A Python Library for Learning Non-Euclidean Representations
-[![Python Version](https://img.shields.io/badge/python-3.8%2B-blue.svg)](https://www.python.org/downloads/)
+[![Python Version](https://img.shields.io/badge/python-3.10%2B-blue.svg)](https://www.python.org/downloads/)
 [![License](https://img.shields.io/github/license/pchlenski/manify)](https://github.com/pchlenski/manify/blob/main/LICENSE)
 [![PyPI version](https://badge.fury.io/py/manify.svg)](https://badge.fury.io/py/manify)
 [![Tests](https://github.com/pchlenski/manify/actions/workflows/test.yml/badge.svg)](https://github.com/pchlenski/manify/actions/workflows/test.yml)