Update README.md

Signed-off-by: Lauren <Lauren-ED209@users.noreply.github.com>

README.md

@@ -194,9 +194,6 @@ CasaOS is a community-driven open source project and the people involved are Cas
 - See <https://wiki.casaos.io/en/contribute> for ways of contributing to CasaOS
 - See <https://wiki.casaos.io/en/contribute/development> if you want to be involved in code contribution specifically
 
-## Donate
-<p ><a href="https://www.buymeacoffee.com/icewhaletech"> <img align="center" src="https://cdn.buymeacoffee.com/buttons/v2/default-yellow.png" height="50" width="210" alt="bappi2097" target="_blank" /></a></p>
-
 
 ## Credits