Update logo to avoid quality lost at resize

Author: luc-github

README.md

@@ -38,7 +38,7 @@ The result is a monolitic file with a minimal size allowing almost full control
 
 ## Sponsors 
 [<img width="200px" src="https://raw.githubusercontent.com/luc-github/ESP3D-WEBUI/2.1/images/sponsors-supporters/MKS/mksmakerbase.jpg" title="MKS Makerbase">](https://github.com/makerbase-mks)&nbsp;&nbsp;
-[<img width="200px" src="https://raw.githubusercontent.com/luc-github/ESP3D-WEBUI/2.1/images/sponsors-supporters/anolex/anolex_logo.png" title="Anolex">](https://anolexcnc.com/)&nbsp;&nbsp;
+[<img width="200px" src="https://raw.githubusercontent.com/luc-github/ESP3D-WEBUI/2.1/images/sponsors-supporters/anolex/anolex_logo_github.png" title="Anolex">](https://anolexcnc.com/)&nbsp;&nbsp;
 
 
 ## Supporters