remove optional ProfileDefaults in default

Author: Laure-di

scaleway-core/scaleway_core/utils/resolve_one_of.py

@@ -12,7 +12,7 @@
 class OneOfPossibility(Generic[T]):
     param: str
     value: Optional[T]
-    default: T
+    default: Optional[T] = None
     marshal_func: Optional[Callable[[T, T], Dict[str, Any]]] = None