DOCSP-40745 Version support disclaimer at the top-level database tools page (#167)

* DOCSP-40745 add latatest release note

* DOCSP-40745 nit fix

* DOCSP-40745 ian feedback

* DOCSP-40745 feedback

Author: jocelyn-mendez1

source/index.txt

@@ -68,6 +68,20 @@ binaries:
 Versioning
 ----------
 
+.. important::
+
+   It is recommended you always use the latest release version of the 
+   {+dbtools+}. To check your current version of the {+dbtools+}, run the 
+   following command on your terminal:
+
+   .. code-block:: shell
+
+      mongodump --version
+
+   To download the latest version, go to the `MongoDB Download Center 
+   <https://www.mongodb.com/try/download/database-tools>`__.
+
+
 .. include:: /includes/extracts/dbtools-version-all.rst
 
 Installation