Revert "(DOCSP-43747): Note that LDAP is deprecated for MongoDB 8.0 (OM)" (#411)

Reverts 10gen/docs-ops-manager#389 as the depended page isn't on track
for the target date yet

Author: davidhou17

source/core/installation-checklist.txt

@@ -168,8 +168,6 @@ information for accessing the databases. For details, see
 Will you use |ldap| for user authenticate to |onprem|?
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-.. include:: /includes/ldap-deprecated.rst
-
 If you want to use |ldap| for user management, you can configure |ldap|
 authentication before or after creating your first project. There are
 different prerequisites for implementing a new |ldap| authentication

source/includes/fact-mdbagent-kerberos-principal-as-user.rst

@@ -10,8 +10,6 @@ using :manual:`LDAP authorization </core/security-ldap-external>`.
    .. tab:: LDAP Authorization
       :tabid: ldap-auth-kerberos-principal
 
-      .. include:: /includes/ldap-deprecated.rst
-
       If you are using |ldap| authorization in your MongoDB deployment,
       you must create an |ldap| user and |ldap| group for the
       {+mdbagent+} on the |ldap| server. After creating the |ldap| user

source/includes/fact-mdbagent-x509-subject-as-user.rst

@@ -8,8 +8,6 @@ using :manual:`LDAP authorization </core/security-ldap-external>`.
    .. tab:: LDAP Authorization
       :tabid: ldap-auth-x509
 
-      .. include:: /includes/ldap-deprecated.rst
-
       If you are using |ldap| authorization in your MongoDB deployment,
       you must create an |ldap| user and |ldap| group for the
       {+mdbagent+} on the |ldap| server. After creating the |ldap| user

source/includes/ldap-deprecated.rst

@@ -38,8 +38,6 @@ optional: true
 level: 4
 content: |
 
-   .. include:: /includes/ldap-deprecated.rst
-
    If managing |mms| users through |ldap|, enter values for the
    following **Optional LDAP Configuration** fields .
 

source/includes/steps-add-group.yaml

@@ -4,6 +4,7 @@
 Configure |mms| Users for LDAP Authentication and Authorization
 ===============================================================
 
+
 .. default-domain:: mongodb
 
 .. contents:: On this page

source/tutorial/configure-for-ldap-authentication.txt

@@ -10,8 +10,6 @@ Configure MongoDB Agent for LDAP
    :depth: 1
    :class: singlecol
 
-.. include:: /includes/ldap-deprecated.rst
-
 .. include:: /includes/extracts/intro-configure-mongodb-agent-ldap.rst
 
 .. include:: /includes/extracts/note-manage-mongodb-agent-auth-with-automation-ldap.rst