doc: changing credits in readme.md

Author: yacoubii

README.md

@@ -83,9 +83,7 @@ Palindrome.js is also available in a light theme version.
 ![Palindrome.js integration in Grafana demo](https://github.com/Smile-SA/palindrome.js-grafana-plugin/raw/main/src/img/demo.gif)
 
 ## 💡 Credits
-- Rivalan, J. (2019). Palindrome.js (Version 1.0) [Computer software]. https://github.com/Smile-SA/palindrome.js
 - Rnd Team @ SMILE
-- Mohamed Ali YACOUBI @yacoubii
 
 ## 📜 License