Removed patreon link

Author: anthonygauthier

README.md

@@ -36,9 +36,6 @@ JMeter ElasticSearch Backend Listener is a JMeter plugin enabling you to send te
 </dependency>
 ```
 
-### Supporting the author
-[![patreon](https://c5.patreon.com/external/logo/become_a_patron_button.png)](https://www.patreon.com/bePatron?u=17797269)
-
 ## Contributing
 Feel free to contribute by branching and making pull requests, or simply by suggesting ideas through the "Issues" tab.