add Path type argument to tuple returned by get_app_template_dirs (#2266)

Author: joshuadavidthomas

django-stubs/template/utils.pyi

@@ -1,4 +1,5 @@
 from collections.abc import Iterator
+from pathlib import Path
 from typing import Any
 
 from django.core.exceptions import ImproperlyConfigured
@@ -15,4 +16,4 @@ class EngineHandler:
     def __iter__(self) -> Iterator[Any]: ...
     def all(self) -> list[BaseEngine]: ...
 
-def get_app_template_dirs(dirname: str) -> tuple: ...
+def get_app_template_dirs(dirname: str) -> tuple[Path, ...]: ...