Update README.md

Author: hamburml

README.md

@@ -160,7 +160,3 @@ Certificate not yet due for renewal; no action taken.
 ## Feedback
 
 Thanks for using docker-flow-letsencrypt. If you have problems or some ideas how this can be made better feel free to create a new issue. Thanks to Viktor Farcic for his help and docker flow :)
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-<a href='https://ko-fi.com/A130K9R' target='_blank'><img height='36' style='border:0px;height:36px;' src='https://az743702.vo.msecnd.net/cdn/kofi2.png?v=f' border='0' alt='Buy Me a Coffee at ko-fi.com' /></a> 
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-I am a student and I have founded a game-development startup with other students. My income is relatively low so I really appreciate every cup of coffee. Thank you :)