style: apply ruff-format to test_caldav_unit.py

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: tobixen

tests/test_caldav_unit.py

@@ -2734,5 +2734,7 @@ def test_resolve_properties_unmatched_paths_production_mode(self):
         """Same but with a non-empty properties dict where path does not match."""
         cal = self._make_calendar("/calendar/")
         with mock.patch.object(error, "debugmode", "PRODUCTION"):
-            result = cal._resolve_properties({"/other/path/": {"foo": "bar"}, "/yet/another/": {"baz": "qux"}})
+            result = cal._resolve_properties(
+                {"/other/path/": {"foo": "bar"}, "/yet/another/": {"baz": "qux"}}
+            )
         assert result == {}