OSDOCS#7890: Add the cert-manager Operand version

Author: xenolinux

modules/cert-manager-install-console.adoc

@@ -22,6 +22,11 @@ You can use the web console to install the {cert-manager-operator}.
 . Enter *{cert-manager-operator}* into the filter box.
 
 . Select the *{cert-manager-operator}* and click *Install*.
++
+[NOTE]
+====
+From the {cert-manager-operator} `1.12.0` and later, the z-stream versions of the upstream cert-manager operands such as cert-manager controller, CA injector, Webhook, and {cert-manager-operator} are decoupled. For example, for the {cert-manager-operator} `1.12.0`, the cert-manager operand version is `v1.12.4`.
+====
 
 . On the *Install Operator* page:
 .. Update the *Update channel*, if necessary. The channel defaults to *stable-v1*, which installs the latest stable release of the {cert-manager-operator}.
@@ -57,4 +62,4 @@ cert-manager-cainjector-56cc5f9868-7g9z7   1/1     Running   0          4m5s
 cert-manager-webhook-d4f79d7f7-9dg9w       1/1     Running   0          4m9s
 ----
 +
-You can use the {cert-manager-operator} only after cert-manager pods are up and running.
+You can use the {cert-manager-operator} only after cert-manager pods are up and running.