docs(datetime): add versionadded to datetime.UTC

Kab1r · pganssle · commit 1e8257d4015d · 2022-05-03T14:02:05.000-06:00
diff --git a/Doc/library/datetime.rst b/Doc/library/datetime.rst
@@ -84,6 +84,7 @@ The :mod:`datetime` module exports the following constants:
    The largest year number allowed in a :class:`date` or :class:`.datetime` object.
    :const:`MAXYEAR` is ``9999``.
 
+.. versionadded:: 3.11
 .. attribute:: UTC
 
    Alias for the UTC timezone singleton :attr:`datetime.timezone.utc`.
