Merge pull request #32702 from ahardin-rh/cluster-loader-dep-notice

Added Cluster Loader deprecation notice

Author: ahardin-rh

scalability_and_performance/using-cluster-loader.adoc

@@ -7,6 +7,11 @@ toc::[]
 
 Cluster Loader is a tool that deploys large numbers of various objects to a cluster, which creates user-defined cluster objects. Build, configure, and run Cluster Loader to measure performance metrics of your {product-title} deployment at various cluster states.
 
+[IMPORTANT]
+====
+Cluster Loader is now deprecated and will be removed in a future release.
+====
+
 include::modules/installing-cluster-loader.adoc[leveloffset=+1]
 
 include::modules/running-cluster-loader.adoc[leveloffset=+1]