Add Back to Top button in README

Author: Samridha0305

README.md

@@ -131,6 +131,10 @@ Happy open-source contributions and here’s to your career success! 🎉
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+<a href="#top">
+  <img src="https://img.shields.io/badge/⬆️-Back%20to%20Top-red?style=for-the-badge" align="right"/>
+</a>
+
 </div>