[release-1.6] RHIDP-6149: Supported platform list in installation docs (#1062)

* RHIDP-6149: Supported platform list in installation docs

* Review comment incorporated

---------

Co-authored-by: Heena Manwani <[email protected]>

Author: openshift-cherrypick-robot

modules/installation/proc-install-operator.adoc

@@ -5,13 +5,7 @@
 [id="proc-install-operator_{context}"]
 = Installing the {product} Operator
 
-As an administrator, you can install the {product} Operator. Authorized users can use the Operator to install {product} on the following platforms:
-
-* {ocp-brand-name} ({ocp-short})
-* {eks-brand-name} ({eks-short})
-* {aks-brand-name} ({aks-short})
-
-For more information on {ocp-short} supported versions, see the link:https://access.redhat.com/support/policy/updates/developerhub[{product} Life Cycle].
+As an administrator, you can install the {product} Operator. Authorized users can use the Operator to install {product} on {ocp-brand-name} ({ocp-short}) and supported Kubernetes platforms. For more information on supported platforms and versions, see the link:https://access.redhat.com/support/policy/updates/developerhub[{product} Life Cycle] page.
 
 Containers are available for the following CPU architectures: