Merge pull request #36158 from codyhoag/bm-ipi-support

GH#36147 BM IPI support missed in intro text

Author: codyhoag

modules/supported-platforms-for-openshift-clusters.adoc

@@ -16,6 +16,7 @@ In {product-title} {product-version}, you can install a cluster that uses instal
 * {rh-virtualization-first}
 * VMware vSphere
 * VMware Cloud (VMC) on AWS
+* Bare metal
 
 For these clusters, all machines, including the computer that you run the installation process on, must have direct internet access to pull images for platform containers and provide telemetry data to Red Hat.