fix: Python3.11 (str, Enum) issue (#24803)

superset/sql_parse.py

@@ -18,7 +18,6 @@ import logging
 import re
 from collections.abc import Iterator
 from dataclasses import dataclass
-from enum import Enum
 from typing import Any, cast, Optional
 from urllib import parse
 
@@ -49,6 +48,7 @@ from sqlparse.tokens import (
 from sqlparse.utils import imt
 
 from superset.exceptions import QueryClauseValidationException
+from superset.utils.backports import StrEnum
 
 try:
     from sqloxide import parse_sql as sqloxide_parse
@@ -71,7 +71,7 @@ sqlparser_sql_regex.insert(25, (r"'(''|\\\\|\\|[^'])*'", sqlparse.tokens.String.
 lex.set_SQL_REGEX(sqlparser_sql_regex)
 
 
-class CtasMethod(str, Enum):
+class CtasMethod(StrEnum):
     TABLE = "TABLE"
     VIEW = "VIEW"
 
@@ -483,7 +483,7 @@ def sanitize_clause(clause: str) -> str:
     return clause
 
 
-class InsertRLSState(str, Enum):
+class InsertRLSState(StrEnum):
     """
     State machine that scans for WHERE and ON clauses referencing tables.
     """