Stub out modules scheduled for 2.8 removal (#44985)

* Remove modules scheduled for 2.8

* Add changelog and porting guide

* Skip docs test on removed modules

* Don't link to removed modules

docs/docsite/rst/porting_guides/porting_guide_2.4.rst

@@ -91,8 +91,8 @@ Deprecation notices
 
 The following modules will be removed in Ansible 2.8. Please update your playbooks accordingly.
 
-* :ref:`azure <azure_module>`, use :ref:`azure_rm_virtualmachine <azure_rm_virtualmachine_module>`, which uses the new Resource Manager SDK.
-* :ref:`win_msi <win_msi_module>`, use :ref:`win_package <win_package_module>` instead
+* azure, use :ref:`azure_rm_virtualmachine <azure_rm_virtualmachine_module>`, which uses the new Resource Manager SDK.
+* win_msi, use :ref:`win_package <win_package_module>` instead
 
 Noteworthy module changes
 -------------------------

docs/docsite/rst/porting_guides/porting_guide_2.8.rst

@@ -0,0 +1,68 @@
+.. _porting_2.8_guide:
+
+*************************
+Ansible 2.8 Porting Guide
+*************************
+
+This section discusses the behavioral changes between Ansible 2.7 and Ansible 2.8.
+
+It is intended to assist in updating your playbooks, plugins and other parts of your Ansible infrastructure so they will work with this version of Ansible.
+
+We suggest you read this page along with `Ansible Changelog for 2.8 <https://github.com/ansible/ansible/blob/devel/changelogs/CHANGELOG-v2.8.rst>`_ to understand what updates you may need to make.
+
+This document is part of a collection on porting. The complete list of porting guides can be found at :ref:`porting guides <porting_guides>`.
+
+.. contents:: Topics
+
+Playbook
+========
+
+No notable changes.
+
+
+Deprecated
+==========
+
+No notable changes.
+
+Modules
+=======
+
+Major changes in popular modules are detailed here
+
+
+Modules removed
+---------------
+
+The following modules no longer exist:
+
+* ec2_remote_facts
+* azure
+* cs_nic
+* netscaler
+* win_msi
+
+Deprecation notices
+-------------------
+
+The following modules will be removed in Ansible 2.12. Please update your playbooks accordingly.
+
+
+Noteworthy module changes
+-------------------------
+
+
+Plugins
+=======
+
+No notable changes.
+
+Porting custom scripts
+======================
+
+No notable changes.
+
+Networking
+==========
+
+No notable changes.

docs/docsite/rst/porting_guides/porting_guides.rst

@@ -17,3 +17,4 @@ Please note that this is not a complete list. If you believe any extra informati
    porting_guide_2.5
    porting_guide_2.6
    porting_guide_2.7
+   porting_guide_2.8