Remove unused FormaatDefault & Klantreferentie literals

Author: foarsitter

src/kikinzage/client/asyncio.py

@@ -1,5 +1,4 @@
 from typing import Any
-from typing import Literal
 from typing import Optional
 from typing import Type
 from typing import Union
@@ -14,10 +13,6 @@
 from .base import KikinzageBaseClient
 
 
-FormaatDefault: Literal["FormaatFormaatDefault"] = "FormaatFormaatDefault"
-Klantreferentie: Literal["Klantreferentie"] = "Klantreferentie"
-
-
 class AsyncClient(KikinzageBaseClient):
     """Client for async requests"""