Use caution callout

Signed-off-by: Tim Swanson <[email protected]>

Author: tiswanso

README.md

@@ -1,6 +1,5 @@
-<p style="font-size:150%;color : red">
-<b>This repository is no longer maintained.  Please consider Adobe's fork at</b> <a href="https://github.com/adobe/koperator/">https://github.com/adobe/koperator/ </a>
-</p>
+> [!CAUTION]
+> **This repository is no longer maintained.**  Please consider Adobe's fork at [https://github.com/adobe/koperator/](https://github.com/adobe/koperator/)
 
 ---
 
@@ -26,6 +25,8 @@
 
 </p>
 
+
+
 # Koperator
 
 Koperator is an open-source operator that automates the provisioning, management, and autoscaling of Apache Kafka clusters on Kubernetes.