Fix import error in rookify.yaml for Python < 3.11

Signed-off-by: Tobias Wolf <[email protected]>

src/rookify/yaml.py

@@ -1,13 +1,17 @@
 # -*- coding: utf-8 -*-
 
 import importlib.resources
-import importlib.resources.abc
 import yamale
 from pathlib import Path
 from typing import Any, Dict
 
+try:
+    from importlib.resources.abc import Traversable
+except ImportError:
+    # Python < 3.11
+    from importlib.abc import Traversable
 
-_config_schema_file: Path | importlib.resources.abc.Traversable = Path(
+_config_schema_file: Path | Traversable = Path(
     "rookify", "config.schema.yaml"
 )
 for entry in importlib.resources.files("rookify").iterdir():