Merge pull request #19 from project-codeguard/feature/update_note

Adding note about Cisco leading and contributing this project

Author: santosomar

docs/index.md

@@ -59,3 +59,6 @@ Get started in minutes:
 - **💬 Discussions**: [Join the conversation](https://github.com/project-codeguard/rules/discussions)
 - **🤝 Contributing**: [Learn how to contribute](https://github.com/project-codeguard/rules/blob/main/CONTRIBUTING.md)
 
+## Note
+
+This is a strategic move by Cisco to raise the security posture of the entire ecosystem—not just Cisco itself. The health of the broader software community impacts everyone's products, and by sharing this information, we fortify the entire chain. The goal is to create a more secure environment for everyone.