[Enum] Fix typos in the documentation (GH-99960)

(cherry picked from commit 2ae894b)

Co-authored-by: Géry Ogam <gery.ogam@gmail.com>

Doc/library/enum.rst

@@ -201,7 +201,7 @@ Data Types
 
    .. method:: EnumType.__getitem__(cls, name)
 
-      Returns the Enum member in *cls* matching *name*, or raises an :exc:`KeyError`::
+      Returns the Enum member in *cls* matching *name*, or raises a :exc:`KeyError`::
 
         >>> Color['BLUE']
         <Color.BLUE: 3>
@@ -248,7 +248,7 @@ Data Types
 
       .. note:: Enum member values
 
-         Member values can be anything: :class:`int`, :class:`str`, etc..  If
+         Member values can be anything: :class:`int`, :class:`str`, etc.  If
          the exact value is unimportant you may use :class:`auto` instances and an
          appropriate value will be chosen for you.  See :class:`auto` for the
          details.
@@ -262,7 +262,7 @@ Data Types
       names will also be removed from the completed enumeration.  See
       :ref:`TimePeriod <enum-time-period>` for an example.
 
-   .. method:: Enum.__call__(cls, value, names=None, \*, module=None, qualname=None, type=None, start=1, boundary=None)
+   .. method:: Enum.__call__(cls, value, names=None, *, module=None, qualname=None, type=None, start=1, boundary=None)
 
       This method is called in two different ways:
 
@@ -279,8 +279,8 @@ Data Types
          :module:    The name of the module the new Enum is created in.
          :qualname:  The actual location in the module where this Enum can be found.
          :type:  A mix-in type for the new Enum.
-         :start: The first integer value for the Enum (used by :class:`auto`)
-         :boundary:  How to handle out-of-range values from bit operations (:class:`Flag` only)
+         :start: The first integer value for the Enum (used by :class:`auto`).
+         :boundary:  How to handle out-of-range values from bit operations (:class:`Flag` only).
 
    .. method:: Enum.__dir__(self)
 
@@ -322,7 +322,7 @@ Data Types
          >>> PowersOfThree.SECOND.value
          6
 
-   .. method:: Enum.__init_subclass__(cls, \**kwds)
+   .. method:: Enum.__init_subclass__(cls, **kwds)
 
       A *classmethod* that is used to further configure subsequent subclasses.
       By default, does nothing.
@@ -380,7 +380,7 @@ Data Types
    .. method:: Enum.__format__(self)
 
       Returns the string used for *format()* and *f-string* calls.  By default,
-      returns :meth:`__str__` returns, but can be overridden::
+      returns :meth:`__str__` return value, but can be overridden::
 
          >>> class OtherStyle(Enum):
          ...     ALTERNATE = auto()
@@ -559,11 +559,11 @@ Data Types
       Using :class:`auto` with :class:`Flag` results in integers that are powers
       of two, starting with ``1``.
 
-   .. versionchanged:: 3.11  The *repr()* of zero-valued flags has changed.  It
+   .. versionchanged:: 3.11 The *repr()* of zero-valued flags has changed.  It
       is now::
 
-          >>> Color(0) # doctest: +SKIP
-          <Color: 0>
+         >>> Color(0) # doctest: +SKIP
+         <Color: 0>
 
 .. class:: IntFlag
 
@@ -607,7 +607,7 @@ Data Types
       *replacement of existing constants* use-case.  :meth:`~object.__format__` was
       already :meth:`!int.__format__` for that same reason.
 
-      Inversion of a :class:`!IntFlag` now returns a positive value that is the
+      Inversion of an :class:`!IntFlag` now returns a positive value that is the
       union of all flags not in the given flag, rather than a negative value.
       This matches the existing :class:`Flag` behavior.
 
@@ -619,7 +619,7 @@ Data Types
       * :meth:`!int.__str__` for :class:`IntEnum` and :class:`IntFlag`
       * :meth:`!str.__str__` for :class:`StrEnum`
 
-   Inherit from :class:`!ReprEnum` to keep the :class:`str() <str> / :func:`format`
+   Inherit from :class:`!ReprEnum` to keep the :class:`str() <str>` / :func:`format`
    of the mixed-in data type instead of using the
    :class:`Enum`-default :meth:`str() <Enum.__str__>`.
 
@@ -665,7 +665,7 @@ Data Types
    .. attribute:: NAMED_FLAGS
 
       Ensure that any flag groups/masks contain only named flags -- useful when
-      values are specified instead of being generated by :func:`auto`
+      values are specified instead of being generated by :func:`auto`::
 
          >>> from enum import Flag, verify, NAMED_FLAGS
          >>> @verify(NAMED_FLAGS)
@@ -897,23 +897,23 @@ Notes
 
 :class:`IntEnum`, :class:`StrEnum`, and :class:`IntFlag`
 
-    These three enum types are designed to be drop-in replacements for existing
-    integer- and string-based values; as such, they have extra limitations:
+   These three enum types are designed to be drop-in replacements for existing
+   integer- and string-based values; as such, they have extra limitations:
 
-    - ``__str__`` uses the value and not the name of the enum member
+   - ``__str__`` uses the value and not the name of the enum member
 
-    - ``__format__``, because it uses ``__str__``, will also use the value of
-      the enum member instead of its name
+   - ``__format__``, because it uses ``__str__``, will also use the value of
+     the enum member instead of its name
 
-    If you do not need/want those limitations, you can either create your own
-    base class by mixing in the ``int`` or ``str`` type yourself::
+   If you do not need/want those limitations, you can either create your own
+   base class by mixing in the ``int`` or ``str`` type yourself::
 
-        >>> from enum import Enum
-        >>> class MyIntEnum(int, Enum):
-        ...     pass
+       >>> from enum import Enum
+       >>> class MyIntEnum(int, Enum):
+       ...     pass
 
    or you can reassign the appropriate :meth:`str`, etc., in your enum::
 
-        >>> from enum import IntEnum
-        >>> class MyIntEnum(IntEnum):
-        ...     __str__ = IntEnum.__str__
+       >>> from enum import IntEnum
+       >>> class MyIntEnum(IntEnum):
+       ...     __str__ = IntEnum.__str__