Fix sync handling for appservices calling without device_id

src/api/client/session/logout.rs

@@ -23,7 +23,7 @@ pub(crate) async fn logout_route(
 ) -> Result<logout::v3::Response> {
 	services
 		.users
-		.remove_device(body.sender_user(), body.sender_device())
+		.remove_device(body.sender_user(), body.sender_device()?)
 		.await;
 
 	Ok(logout::v3::Response::new())

src/api/client/session/token.rs

@@ -50,7 +50,8 @@ pub(crate) async fn login_token_route(
 
 	// This route SHOULD have UIA
 	// TODO: How do we make only UIA sessions that have not been used before valid?
-	let (sender_user, sender_device) = body.sender();
+	let sender_user = body.sender_user();
+	let sender_device = body.sender_device()?;
 
 	let password_flow = uiaa::AuthFlow { stages: vec![uiaa::AuthType::Password] };