(DOCSP-36942) Adds AKO v2.1 RNs. (#27)

* (DOCSP-36942) Adds AKO v2.1 RNs.

* Revises per tech review

Author: erabil-mdb

source/ak8so-changelog.txt

@@ -19,6 +19,35 @@
    You can find the full list of |ak8so| releases `here
    <https://github.com/mongodb/mongodb-atlas-kubernetes/releases>`_.
 
+.. _ak8so_21:
+
+|ak8so| 2.1.0
+-------------
+
+Fixes
+~~~~~
+
+- Disables the ``--subobject-deletion-protection`` flag due to a bug that prevents users from 
+  modifying existing resources when :ref:`deletion protection <deletion-protection>` is enabled. 
+  You can still use the 
+  :ref:`--object-deletion-protection <revert-deletion-protection>` flag to control deletion protection on a per-custom-resource basis.
+
+New
+~~~
+
+- Adds the ``terminationProtectionEnabled`` property to the ``deploymentSpec`` 
+  fields in the :ref:`atlasproject-custom-resource` to achieve feature parity with 
+  :ref:`serverless instances <ak8so-serverless-instance>` deployed with the :ref:`atlasdeployment-custom-resource`.
+
+- Adds |oidc| and |aws| IAM authentication fields to the 
+  :ref:`atlasdatabaseuser-custom-resource`. To learn more, see :setting:`spec.oidcAuthType`.
+
+Changes
+~~~~~~~
+
+- Deprecates ``cloudProviderAccess*`` fields in favor of ``cloudProviderIntegration*`` 
+  fields in the :ref:`atlasproject-custom-resource`.
+
 .. _ak8so_201:
 
 |ak8so| 2.0.1