DOCSP-40782 v1.46 and v1.47 release notes (#688)

* added v1.46 and v1.47 rn

Author: kyuan-mongodb

source/release-notes.txt

@@ -10,6 +10,29 @@ Atlas Charts Release Notes
    :depth: 1
    :class: twocols
 
+|charts| v1.47.0
+----------------
+
+*Released October 27th, 2024*
+
+Improvements in this release:
+
+- A :authrole:`Project Owner` can :ref:`prevent users in their project from
+  using AI features <nlc-disable-ai-features>`.
+
+Bug fixes in this release:
+
+- Fixes an issue where users couldn't open a dashboard in a new tab.
+- Fixes an issue where invoices older than three months had missing line
+  items.
+- Fixes an issue where :ref:`nlc` charts sorted by ascending order did
+  not render.
+
+|charts| v1.46.0
+----------------
+
+*Released September 9th, 2024*
+
 |charts| v1.45.3
 ----------------