Update OCP note re: container image tags (#270)

Author: chenopis

openshift/gpu-operator-with-precompiled-drivers.rst

@@ -126,7 +126,8 @@ Perform the following steps to build a custom driver image for use with Red Hat
       - Before OCP 4.19: The driver image tag is formed with the suffix ``-rhcos4.17`` (such as with OCP 4.17).
       - Starting OCP 4.19 and later: The driver image tag is formed with the suffix ``-rhel9.6`` (such as with OCP 4.19).
 
-      Refer to `RHEL Versions Utilized by RHEL CoreOS and OCP <https://access.redhat.com/articles/6907891>`_
+      Refer to `OpenShift Container Platform 4.19 Release Notes section 1.4.5 <https://docs.redhat.com/en/documentation/openshift_container_platform/4.19/html/release_notes/ocp-4-19-release-notes#ocp-4-19-rhcos-split-layers_release-notes>`_,
+      `RHEL Versions Utilized by RHEL CoreOS and OCP <https://access.redhat.com/articles/6907891>`_,
       and `Split RHCOS into layers: /etc/os-release <https://github.com/openshift/enhancements/blob/master/enhancements/rhcos/split-rhcos-into-layers.md#etcos-release>`_
       for more information.