minor #4041 [Cookbook][Deployment] link to the deployment index (xabbuh)

This PR was merged into the 2.3 branch.

Discussion
----------

[Cookbook][Deployment] link to the deployment index

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | all
| Fixed tickets |

Commits
-------

7b5f038 link to the deployment index

Author: weaverryan

cookbook/map.rst.inc

@@ -47,7 +47,7 @@
 
   * :doc:`/cookbook/debugging`
 
-* **Deployment**
+* :doc:`/cookbook/deployment/index`
 
   * :doc:`/cookbook/deployment/tools`
   * :doc:`/cookbook/deployment/azure-website`