Update api spec (#396)

* YOYO NEW API SPEC!

* I have generated the latest API!

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

kittycad/models/output_format3d.py

@@ -1,4 +1,5 @@
-from typing import Literal, Union
+import datetime
+from typing import Literal, Optional, Union
 
 from pydantic import BaseModel, ConfigDict, Field, RootModel
 from typing_extensions import Annotated
@@ -16,6 +17,8 @@ from ..models.unit_length import UnitLength
 class OptionFbx(BaseModel):
     """Autodesk Filmbox (FBX) format."""
 
+    created: Optional[datetime.datetime] = None
+
     storage: FbxStorage
 
     type: Literal["fbx"] = "fbx"
@@ -68,6 +71,8 @@ class OptionStep(BaseModel):
 
     coords: System
 
+    created: Optional[datetime.datetime] = None
+
     type: Literal["step"] = "step"
 
     model_config = ConfigDict(protected_namespaces=())