fix(mymdc): remove use of type keyword for ScopedClient alias

Author: RobertRosca

src/zulip_write_only_proxy/routers/mymdc.py

@@ -6,7 +6,7 @@
 from .. import logger, models, mymdc
 from .api import get_client
 
-type ScopedClient = Annotated[models.ScopedClient, Depends(get_client)]
+ScopedClient = Annotated[models.ScopedClient, Depends(get_client)]
 
 
 async def proxy_request(mymdc_path: str, params) -> Response: