[3.13] gh-118915: Fix bad link in documentation (GH-129691) (GH-129723)

gh-118915: Fix bad link in documentation (GH-129691)
(cherry picked from commit 779d069)

Co-authored-by: Miro Hrončok <[email protected]>

Author: miss-islington

Doc/c-api/init.rst

@@ -1448,7 +1448,7 @@ All of the following functions must be called after :c:func:`Py_Initialize`.
 
 .. c:function:: PyObject* PyUnstable_InterpreterState_GetMainModule(PyInterpreterState *interp)
 
-   Return a :term:`strong reference` to the ``__main__`` `module object <moduleobjects>`_
+   Return a :term:`strong reference` to the ``__main__`` :ref:`module object <moduleobjects>`
    for the given interpreter.
 
    The caller must hold the GIL.