fix(exceptions): change exception message string to exclude field_name

core/exceptions/handlers.py

@@ -35,7 +35,7 @@ def _to_str_list(value: str | ErrorDetail | list | tuple | dict) -> list[str]:
                 if field in ("non_field_errors", "__all__"):
                     items.append(str(msg))
                 else:
-                    items.append(f"{field}: {msg}")
+                    items.append(f"{msg}")
         return items
     return [str(value)]