chore(lint): get around a Pydantic 2.10.x type bug (#566)

Both mypy and pyright complain that the "field.default_factory()" call has too
few arguments, even though its type is typing.Callable[[], Any]. It should be
fixed soon, and in the meantime we can ignore the spurious error.

Ref: pydantic/pydantic#10945

craft_application/services/config.py

@@ -135,7 +135,8 @@ def get_raw(self, item: str) -> Any:
             self._cache[item] = field.default
             return field.default
         if field.default_factory is not None:
-            default = field.default_factory()
+            # TODO: remove the type ignore after pydantic/pydantic#10945 is fixed
+            default = field.default_factory()  # type: ignore[call-arg]
             self._cache[item] = default
             return default