DOCSP-29626: move what's new in nav (#672)

* DOCSP-29626: move what's new in nav

* anchor fix

* anchor fix

* build staging

(cherry picked from commit fb8eb48)

Author: rustagir

source/index.txt

@@ -12,13 +12,13 @@ MongoDB Node Driver
 
   /quick-start
   /quick-reference
+  /whats-new
   /usage-examples
   /fundamentals
   API Documentation <{+api+}>
   /faq
   /issues-and-help
   /compatibility
-  /whats-new
   /upgrade
   Release Notes <https://github.com/mongodb/node-mongodb-native/releases/>
   View the Source <https://github.com/mongodb/node-mongodb-native/>
@@ -44,6 +44,12 @@ Quick Reference
 See driver syntax examples for common MongoDB commands in the
 :ref:`Quick Reference <node-quick-reference>` section.
 
+What's New
+----------
+
+For a list of new features and changes in each version, see the
+:ref:`What's New <node-whats-new>` section.
+
 Usage Examples
 --------------
 
@@ -83,12 +89,6 @@ For the compatibility charts that show the recommended Node.js
 Driver version for each MongoDB Server version, see the
 :doc:`Compatibility </compatibility>` section.
 
-What's New
-----------
-
-For a list of new features and changes in each version, see the
-:doc:`What's New </whats-new>` section.
-
 Upgrade Driver Versions
 -----------------------
 

source/whats-new.txt

@@ -1,3 +1,5 @@
+.. _node-whats-new:
+
 ==========
 What's New
 ==========