Updated README for GitHub lab

Author: Amirtha Valli

README.md

@@ -50,3 +50,6 @@ We are on [Discord](https://the-algorithms.com/discord) and [Gitter](https://git
 ## 📜 List of Algorithms
 
 See our [directory](DIRECTORY.md) for easier navigation and a better overview of the project.
+## Contribution by Amirtha
+
+This README was updated as part of the Git/GitHub Lab Exercise.