M #-: Fix broken reference to docs page (#3121)

Signed-off-by: Pedro Ielpi <[email protected]>
(cherry picked from commit 3776869)

source/management_and_operations/network_management/overview.rst

@@ -10,7 +10,7 @@ How Should I Read This Chapter
 Before reading this chapter, you should have already installed and configured your cloud. The Chapter is structured as follows:
 
   - The :ref:`Virtual Networks <manage_vnets>` and :ref:`Virtual Networks Templates <vn_templates>` explain how to create networks.
-  - Regular users can self-provision virtual networks for their use. ref:`The details are explained here <self_provision>`.
+  - The :ref:`Self Provision <self_provision>` section details how regular users can self-provision virtual networks for their use.
   - You will also find information on :ref:`Security Groups <security_groups>`, to easily define firewall rules.
   - Additionally you will learn on how to manage :ref:`Virtual Routers <vrouter>` which are an OpenNebula resource that provide routing across Virtual Networks.