Issue #15818: Typo in docs.

Doc/library/multiprocessing.rst

@@ -423,9 +423,9 @@ The :mod:`multiprocessing` package mostly replicates the API of the
          acquired a lock or semaphore etc. then terminating it is liable to
          cause other processes to deadlock.
 
-   Note that the :meth:`start`, :meth:`join`, :meth:`is_alive` and
-   :attr:`exit_code` methods should only be called by the process that created
-   the process object.
+   Note that the :meth:`start`, :meth:`join`, :meth:`is_alive`,
+   :meth:`terminate` and :attr:`exitcode` methods should only be called by
+   the process that created the process object.
 
    Example usage of some of the methods of :class:`Process`: