Update PyPI badge with latest version info

Updated PyPI badge to reflect the latest version.

Author: heberlr

README.md

@@ -6,7 +6,7 @@
 
 [![Run Unit Tests](https://github.com/heberlr/UQ_PhysiCell/actions/workflows/test-examples.yml/badge.svg)](https://github.com/heberlr/UQ_PhysiCell/actions/workflows/test-examples.yml)
 [![Documentation Status](https://readthedocs.org/projects/uq-physicell/badge/?version=latest)](https://uq-physicell.readthedocs.io/en/latest/?badge=latest)
-[![PyPI](https://badge.fury.io/py/uq-physicell.svg)](https://badge.fury.io/py/uq-physicell)
+[![PyPI](https://badge.fury.io/py/uq-physicell.svg?updated=20241106)](https://badge.fury.io/py/uq-physicell)
 [![Python](https://img.shields.io/badge/Python-%3E%3D3.10-blue?logo=python&logoColor=green)](https://python.org)
 
 UQ-PhysiCell is a comprehensive framework for performing uncertainty quantification and parameter calibration of PhysiCell models. It provides sophisticated tools for model analysis, calibration, and model selection.
@@ -16,4 +16,4 @@ UQ-PhysiCell is a comprehensive framework for performing uncertainty quantificat
 - 💡 **Examples**: [https://uq-physicell.readthedocs.io/en/latest/examples.html](https://uq-physicell.readthedocs.io/en/latest/examples.html)
 - 🐛 **Bug Reports**: [https://github.com/heberlr/UQ_PhysiCell/issues](https://github.com/heberlr/UQ_PhysiCell/issues)
 - 💻 **Source Code**: [https://github.com/heberlr/UQ_PhysiCell](https://github.com/heberlr/UQ_PhysiCell)
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