add rhidp-5734 for GKE support; Judy's copy update for RHIDP-5344; dedupe 5342 vs 5344; temporarily remove RHIDP-4695 as it's not quite done

Author: GitHub Actions

modules/release-notes/ref-release-notes-new-features.adoc

@@ -60,12 +60,11 @@ For more information, see link:https://docs.redhat.com/en/documentation/red_hat_
 With this update, the `backstage-plugin-catalog-backend-module-logs` is enabled and converted to a static plugin improving performance and stability. The dynamic plugin was disabled in version `1.3`.
 
 [id="feature-rhidp-5734"]
-== Google Kubernetes Engine now supported
+== {gke-brand-name} now supported
 
-Google Kubernetes Engine (Google GKE) is out of Developer Preview and is now fully supported as of RHDH 1.4. 
+{gke-brand-name} ({gke-short}) is out of Developer Preview and is now fully supported as of {product-very-short} {product-version}.
 
-See the full list of supported platforms at https://access.redhat.com/support/policy/updates/developerhub
-
+See the full list of supported platforms on the link:https://access.redhat.com/support/policy/updates/developerhub[Life Cycle page].