Delete how to change url versioning page (#12192)

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Author: pjfan

docs/user/guides/setup/index.rst

@@ -28,7 +28,7 @@ The following how-to guides help you solve common tasks and challenges in the se
     Is your version (flyout) menu overwhelmed and hard to navigate?
     Here's how to make it shorter.
 
-⏩️ :doc:`Changing the versioning scheme of your project </guides/setup/versioning-schemes>`
+⏩️ :ref:`versioning-schemes:How to change the URL versioning scheme of your project`
     Change how the URLs of your documentation look like,
     and if your project supports multiple versions or translations.
 
@@ -48,4 +48,3 @@ The following how-to guides help you solve common tasks and challenges in the se
    Hiding a version </guides/hiding-a-version>
    Using a .readthedocs.yaml file in a sub-folder </guides/setup/monorepo>
    Using custom URL redirects in documentation projects </guides/redirects>
-   Changing the versioning scheme of your project </guides/setup/versioning-schemes>

docs/user/guides/setup/versioning-schemes.rst

@@ -12,9 +12,6 @@ Read the Docs supports three different versioning schemes:
 
 .. seealso::
 
-   :doc:`/guides/setup/versioning-schemes`
-     How to configure your project to use a specific versioning scheme.
-
    :doc:`/versions`
      General explanation of how versioning works on Read the Docs.
 
@@ -64,3 +61,15 @@ The URLs of your documentation will look like:
 .. warning::
 
    This means you can't have translations or multiple versions for your documentation.
+
+How to change the URL versioning scheme of your project
+-------------------------------------------------------
+
+Changing the versioning scheme of your project will affect the URLs of your documentation,
+any existing links to your documentation will break.
+If you want to keep the old URLs working, you can create :doc:`redirects </user-defined-redirects>`.
+
+#. Go the :guilabel:`Admin` tab of your project.
+#. Click on :guilabel:`Settings`.
+#. Select the new versioning scheme in the :guilabel:`URL versioning scheme` dropdown.
+#. Click on :guilabel:`Save`.