(DOCSP-9368): K8s Operator 1.4.4 release notes (#213)

* (DOCSP-9368): K8s Operator 1.4.4 release notes

* Copy review

Author: melissamahoney-mongodb

source/release-notes.txt

@@ -20,6 +20,30 @@ Release Notes for |k8s-op-full|
       Production Notes </reference/production-notes>
       Known Issues </reference/known-issues>
 
+.. _ent-op-1.4.4:
+
+|k8s-op-full| 1.4.4
+-------------------
+
+MongoDB Resource Changes
+~~~~~~~~~~~~~~~~~~~~~~~~
+
+Supports changes in the :cloudmgr:`Cloud Manager API </api/>`.
+
+|onprem| Resource Changes (Beta Release)
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+- Properly terminates resources with a termination hook.
+- Implements stricter validations.
+
+Bug Fixes
+~~~~~~~~~
+
+- MongoDB resources:
+
+  - Fixes an issue when working with |onprem| with custom |https|
+    certificates.
+
 .. _ent-op-1.4.3:
 
 |k8s-op-full| 1.4.3