gh-91541: Fix error in example in modules tutorial (GH-91634)

(cherry picked from commit efbc668)

Co-authored-by: 180909 <734461790@qq.com>

Author: miss-islington

Doc/tutorial/modules.rst

@@ -504,7 +504,7 @@ code::
    __all__ = ["echo", "surround", "reverse"]
 
 This would mean that ``from sound.effects import *`` would import the three
-named submodules of the :mod:`sound` package.
+named submodules of the :mod:`sound.effects` package.
 
 If ``__all__`` is not defined, the statement ``from sound.effects import *``
 does *not* import all submodules from the package :mod:`sound.effects` into the