docs: tweak

Author: BoboTiG

README.md

@@ -1,5 +1,7 @@
 # Fastest JSON Python module
 
+[![Patreon](https://img.shields.io/badge/Patreon-F96854?style=for-the-badge&logo=patreon&logoColor=white)](https://www.patreon.com/mschoentgen)
+
 Run Python JSON benchmarks to find the fastest module that can be used as a drop-in replacement of the `json` standard one.
 
 Benchmarks are run from a [GitHub workflow](.github/workflows/benchmark.yml).