[3.12] GH-92584: Remove Installing Python Modules (Distutils version) (GH-108020) (#108062)

* [3.12] GH-92584: Remove Installing Python Modules (Distutils version) (GH-108020).
(cherry picked from commit fbb7cbc0e9)

Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>

Doc/contents.rst

@@ -20,10 +20,3 @@
    bugs.rst
    copyright.rst
    license.rst
-
-.. to include legacy packaging docs in build
-
-.. toctree::
-   :hidden:
-
-   install/index.rst

Doc/extending/building.rst

@@ -45,6 +45,7 @@ See the *"Multiple modules in one library"* section in :pep:`489` for details.
 
 .. highlight:: c
 
+.. _install-index:
 .. _setuptools-index:
 
 Building C and C++ Extensions with setuptools

Doc/library/site.rst

@@ -191,7 +191,7 @@ Module contents
    :file:`~/Library/Python/{X.Y}` for macOS framework builds, and
    :file:`{%APPDATA%}\\Python` for Windows.  This value is used to
    compute the installation directories for scripts, data files, Python modules,
-   etc. for the :ref:`user installation scheme <inst-alt-install-user>`.
+   etc. for the user installation scheme.
    See also :envvar:`PYTHONUSERBASE`.
 
 

Doc/using/cmdline.rst

@@ -811,7 +811,7 @@ conflict.
 
    Defines the :data:`user base directory <site.USER_BASE>`, which is used to
    compute the path of the :data:`user site-packages directory <site.USER_SITE>`
-   and :ref:`installation paths <inst-alt-install-user>` for
+   and installation paths for
    ``python -m pip install --user``.
 
    .. seealso::