Add iBGP workflow and LibreNMS client

@Aleksandr.Kurbatov We will need to test this together to verify that no info is missing for the Ansible playbooks I've added Simone as a reviewer just to keep him in the loop.

docs/source/module/services/index.rst

@@ -14,6 +14,7 @@ Submodules
 
    crm
    infoblox
+   librenms_client
    netbox_client
    provisioning_proxy
    subscriptions