Change the only : frozenset type hint to Iterable

src/mock_vws/_mock_common.py

@@ -3,6 +3,7 @@
 """
 
 import json
+from collections.abc import Iterable
 from dataclasses import dataclass
 from typing import Any
 
@@ -23,7 +24,7 @@ class Route:
 
     route_name: str
     path_pattern: str
-    http_methods: frozenset[str]
+    http_methods: Iterable[str]
 
 
 @beartype