fix(core): add guard to _typeshed module

Author: Laure-di

scaleway-core/scaleway_core/utils/resolve_one_of.py

@@ -1,7 +1,10 @@
 from collections.abc import Callable
 from dataclasses import dataclass
 from typing import Any, Dict, Generic, List, Optional, TypeVar
-from _typeshed import SupportsKeysAndGetItem
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from _typeshed import SupportsKeysAndGetItem
 
 from scaleway_core.profile import ProfileDefaults