Refs #32074 -- Fixed TextChoices/IntegerChoices crash on Python 3.10.

EnumMeta has a new keyword argument 'boundary' in Python 3.10. This
is a new mechanism that controls how out-of-range / invalid bits are
handled, see https://bugs.python.org/issue38250.

django/db/models/enums.py

@@ -8,7 +8,7 @@
 class ChoicesMeta(enum.EnumMeta):
     """A metaclass for creating a enum choices."""
 
-    def __new__(metacls, classname, bases, classdict):
+    def __new__(metacls, classname, bases, classdict, **kwds):
         labels = []
         for key in classdict._member_names:
             value = classdict[key]
@@ -25,7 +25,7 @@ def __new__(metacls, classname, bases, classdict):
             # Use dict.__setitem__() to suppress defenses against double
             # assignment in enum's classdict.
             dict.__setitem__(classdict, key, value)
-        cls = super().__new__(metacls, classname, bases, classdict)
+        cls = super().__new__(metacls, classname, bases, classdict, **kwds)
         cls._value2label_map_ = dict(zip(cls._value2member_map_, labels))
         # Add a label property to instances of enum which uses the enum member
         # that is passed in as "self" as the value to use when looking up the