Apply suggestions from code review

Co-authored-by: Melissa Mahoney <[email protected]>

Author: kanchana-mongodb

source/atlas-cli-changelog.txt

@@ -17,11 +17,11 @@
 {+atlas-cli+} 1.4.0
 -------------------
 
-Released 13 December 2022
+Released 5 December 2022
 
-- Fixes ``liveMigrations cutover`` command to take the ``orgId`` instead
+- Fixes the :ref:`atlas-liveMigrations-cutover` command to take the ``orgId`` instead
   of the ``projectId``. 
-- Adds options to the ``kubernetes config generate`` command for the
+- Adds options to the :ref:`atlas-kubernetes-config-generate` command for the
   following: 
 
   - Exporting |service| teams.