Update docstrings of `typing.Hashable`, `typing.List`, etc., to reflect their deprecation (#143295)

Lib/typing.py

diff --git a/Lib/typing.py b/Lib/typing.py
index eb05199..1a2ef8c 100644
--- a/Lib/typing.py
+++ b/Lib/typing.py
@@ -1562,9 +1562,9 @@ def __init__(self, origin, nparams, *, inst=True, name=None, defaults=()):
         self._nparams = nparams
         self._defaults = defaults
         if origin.__module__ == 'builtins':
-            self.__doc__ = f'A generic version of {origin.__qualname__}.'
+            self.__doc__ = f'Deprecated alias to {origin.__qualname__}.'
         else:
-            self.__doc__ = f'A generic version of {origin.__module__}.{origin.__qualname__}.'
+            self.__doc__ = f'Deprecated alias to {origin.__module__}.{origin.__qualname__}.'
 
     @_tp_cache
     def __getitem__(self, params):