Move reference docs for mc admin idp commands to mc idp (#873)

All the `mc admin idp *` commands have been renamed `mc idp *`.
Deprecate everything under `mc admin idp` and create pages for their new
names in the MinIO Client section.

Affects the following commands and subcommands;
* `mc admin idp ldap`
* `mc admin idp openid`
*  `mc admin idp ldap policy`

The new pages maintain the existing content and page structure. New
pages for each subcommand are out of scope for this PR.

Partly addresses https://github.com/minio/docs/issues/859 and
https://github.com/minio/docs/issues/866

Staged:

http://192.241.195.202:9000/staging/DOCS-859-part-2-idp/linux/html/reference/minio-mc.html

http://192.241.195.202:9000/staging/DOCS-859-part-2-idp/linux/html/reference/minio-mc-admin.html

http://192.241.195.202:9000/staging/DOCS-859-part-2-idp/linux/html/reference/minio-mc-deprecated.html

Co-authored-by: Daryl White <53910321+djwfyi@users.noreply.github.com>

source/includes/common/common-configure-keycloak-identity-management.rst

@@ -266,14 +266,14 @@ Select :guilabel:`Save` to apply the configuration.
 .. start-configure-keycloak-minio-cli
 
 
-You can use the :mc-cmd:`mc admin idp openid add` command to create a new configuration for the Keycloak service.
+You can use the :mc-cmd:`mc idp openid add` command to create a new configuration for the Keycloak service.
 The command takes all supported :ref:`OpenID Configuration Settings <minio-open-id-config-settings>`:
 
 .. code-block:: shell
    :class: copyable
    :substitutions:
 
-   mc admin idp openid add ALIAS PRIMARY_IAM \
+   mc idp openid add ALIAS PRIMARY_IAM \
       client_id=MINIO_CLIENT \
       client_secret=MINIO_CLIENT_SECRET \
       config_url="https://|KEYCLOAK_URL|/realms/REALM/.well-known/openid-configuration" \
@@ -367,4 +367,4 @@ The following example code sets the minimum required environment variables relat
 
 For complete documentation on these variables, see :ref:`minio-server-envvar-external-identity-management-openid`
 
-.. end-configure-keycloak-minio-envvar
+.. end-configure-keycloak-minio-envvar

source/includes/container/steps-configure-keycloak-identity-management.rst

@@ -92,7 +92,7 @@ Log in using the default credentials ``minioadmin:minioadmin``.
 MinIO supports multiple methods for configuring Keycloak authentication:
 
 - Using the MinIO Console
-- Using a terminal/shell and the :mc:`mc admin idp openid` command
+- Using a terminal/shell and the :mc:`mc idp openid` command
 - Using environment variables set prior to starting MinIO
 
 .. tab-set::

source/includes/k8s/steps-configure-keycloak-identity-management.rst

@@ -39,7 +39,7 @@ MinIO supports multiple methods for configuring Keycloak authentication:
 
 - Using the MinIO Operator Console
 - Using the MinIO Tenant Console
-- Using a terminal/shell and the :mc:`mc admin idp openid` command
+- Using a terminal/shell and the :mc:`mc idp openid` command
 
 .. tab-set::
 
@@ -140,4 +140,4 @@ Next Steps
 Applications should implement the :ref:`STS AssumeRoleWithWebIdentity <minio-sts-assumerolewithwebidentity>` flow using their :ref:`SDK <minio-drivers>` of choice.
 When STS credentials expire, applications should have logic in place to regenerate the JWT token, STS token, and MinIO credentials before retrying and continuing operations.
 
-Alternatively, users can generate :ref:`access keys <minio-id-access-keys>` through the MinIO Console for the purpose of creating long-lived API-key like access using their Keycloak credentials.
+Alternatively, users can generate :ref:`access keys <minio-id-access-keys>` through the MinIO Console for the purpose of creating long-lived API-key like access using their Keycloak credentials.

source/includes/linux/steps-configure-keycloak-identity-management.rst

@@ -38,7 +38,7 @@ Set the value to any :ref:`policy <minio-policy>` on the MinIO deployment.
 MinIO supports multiple methods for configuring Keycloak authentication:
 
 - Using the MinIO Console
-- Using a terminal/shell and the :mc:`mc admin idp openid` command
+- Using a terminal/shell and the :mc:`mc idp openid` command
 - Using environment variables set prior to starting MinIO
 
 .. tab-set::