fix catch error

Author: JanCaha

mergin/test/test_client.py

@@ -10,7 +10,6 @@
 import pytz
 import sqlite3
 import glob
-from urllib.error import HTTPError
 
 from .. import InvalidProject
 from ..client import (
@@ -2885,5 +2884,5 @@ def test_mc_without_login():
     assert config["server_configured"]
 
     # without login should not be able to access workspaces
-    with pytest.raises(HTTPError):
+    with pytest.raises(ClientError, match="Authentication information is missing or invalid."):
         mc.workspaces_list()