gh-129044: Update glossary entry for 'loader' to reflect current import system (#129073)

Co-authored-by: Adam Turner <[email protected]>

Author: nikalinov

Doc/glossary.rst

@@ -811,9 +811,11 @@ Glossary
       processed.
 
    loader
-      An object that loads a module. It must define a method named
-      :meth:`load_module`. A loader is typically returned by a
-      :term:`finder`. See also:
+      An object that loads a module.
+      It must define the :meth:`!exec_module` and :meth:`!create_module` methods
+      to implement the :class:`~importlib.abc.Loader` interface.
+      A loader is typically returned by a :term:`finder`.
+      See also:
 
       * :ref:`finders-and-loaders`
       * :class:`importlib.abc.Loader`

Doc/tools/.nitignore

@@ -12,7 +12,6 @@ Doc/c-api/stable.rst
 Doc/c-api/type.rst
 Doc/c-api/typeobj.rst
 Doc/extending/extending.rst
-Doc/glossary.rst
 Doc/library/ast.rst
 Doc/library/asyncio-extending.rst
 Doc/library/asyncio-subprocess.rst