Remove warning for Enum member usage in ChoiceItem initialization

(warning was shown when setting defaults, even if they were initialized to Enum members (due to the internal string representation)

Author: PierreRaybaut

guidata/dataset/dataitems.py

@@ -976,11 +976,6 @@ def _enum_coerce_in(self, v: Any) -> str:
         if self._enum_cls is not None:
             if isinstance(v, self._enum_cls):
                 return v.name
-            warnings.warn(
-                "When a ChoiceItem is created with an Enum, using its members for "
-                "default and assigned values is the recommended usage.",
-                UserWarning,
-            )
         # name
         if isinstance(v, str) and v in self._enum_cls.__members__:
             return v