Link to static JS libraries from Sphinx 5.3 (#10926)

This is the last Sphinx minor version to include ``jquery.js`` and ``underscore.js``.

Author: marxin

CHANGES

@@ -314,7 +314,7 @@ Deprecated
   ``underscore.js`` from `the Sphinx repository`_ to your ``static`` directory,
   and add the following to your ``layout.html``:
 
-  .. _the Sphinx repository: https://github.com/sphinx-doc/sphinx/tree/v4.3.2/sphinx/themes/basic/static
+  .. _the Sphinx repository: https://github.com/sphinx-doc/sphinx/tree/v5.3.0/sphinx/themes/basic/static
   .. code-block:: html+jinja
 
      {%- block scripts %}