Remove social auth references from docs

docs/docsite/rst/administration/configure_awx.rst

@@ -17,17 +17,6 @@ Each tab contains fields with a **Reset** button, allowing you to revert any val
 
 **Save** applies changes you make, but it does not exit the edit dialog. To return to the Settings screen, click **Settings** from the left navigation bar or use the breadcrumbs at the top of the current view.
 
-
-Authentication
-=================
-.. index::
-    single: social authentication
-    single: authentication
-    pair: configuration; authentication
-
-.. include:: ./configure_awx_authentication.rst
-
-
 .. _configure_awx_jobs:
 
 Jobs
@@ -66,7 +55,7 @@ The System tab allows you to define the base URL for the AWX host, configure ale
 2. The right side of the Settings window is a set of configurable System settings. Select from the following options:
 
   - **Miscellaneous System settings**: enable activity streams, specify the default execution environment, define the base URL for the AWX host, enable AWX administration alerts, set user visibility, define analytics, specify usernames and passwords, and configure proxies.
-  - **Miscellaneous Authentication settings**: configure options associated with authentication methods (built-in or SSO), sessions (timeout, number of sessions logged in, tokens), and social authentication mapping.
+  - **Miscellaneous Authentication settings**: configure options associated with authentication methods and sessions (timeout, number of sessions logged in, tokens).
   - **Logging settings**: configure logging options based on the type you choose:
 
     .. image:: ../common/images/configure-awx-system-logging-types.png

docs/docsite/rst/administration/index.rst

@@ -39,7 +39,6 @@ Need help or want to discuss AWX including the documentation? See the :ref:`Comm
   configure_awx
   isolation_variables
   oauth2_token_auth
-  ent_auth
   authentication_timeout
   kerberos_auth
   session_limits