Update README.md

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Author: benkiel

README.md

@@ -1,7 +1,7 @@
 [![Build Status](https://github.com/robotools/fontMath/workflows/Tests/badge.svg)](https://github.com/robotools/fontMath/actions?query=workflow%3ATests)
 [![codecov](https://codecov.io/gh/robotools/fontMath/branch/master/graph/badge.svg)](https://codecov.io/gh/robotools/fontMath)
 [![PyPI version fury.io](https://badge.fury.io/py/fontMath.svg)](https://pypi.org/project/fontMath/)
-![Python versions](https://img.shields.io/badge/python-3.7%2C%203.8%2C%203.9%2C%203.10-blue.svg)
+![Python versions](https://img.shields.io/badge/python-3.8%2C%203.9%2C%203.10%2C%203.11-blue.svg)
 
 # fontMath
 A collection of objects that implement fast font, glyph, etc. math.