[docs][skip ci] Update link

Author: makasim

README.md

@@ -1,3 +1,12 @@
+<h2 align="center">Supporting Enqueue</h2>
+
+Enqueue is an MIT-licensed open source project with its ongoing development made possible entirely by the support of community and our customers. If you'd like to join them, please consider:
+
+- [Become a sponsor](https://www.patreon.com/makasim)
+- [Become our client](http://forma-pro.com/)
+
+---
+
 # Enqueue Monitoring
 
 [![Gitter](https://badges.gitter.im/php-enqueue/Lobby.svg)](https://gitter.im/php-enqueue/Lobby)
@@ -8,7 +17,7 @@
 ## Resources
 
 * [Site](https://enqueue.forma-pro.com/)
-* [Documentation](https://github.com/php-enqueue/enqueue-dev/blob/master/docs/index.md)
+* [Documentation](https://github.com/php-enqueue/enqueue-dev/blob/master/docs/monitoring.md)
 * [Questions](https://gitter.im/php-enqueue/Lobby)
 * [Issue Tracker](https://github.com/php-enqueue/enqueue-dev/issues)