tracker: stop using deprecated grilo API

Reviewers: smcv, pwith

Differential Revision: https://phabricator.apertis.org/D414

tracker/automated/test-tracker.py

@@ -95,7 +95,7 @@ class TrackerTest(unittest.TestCase):
         caps = source.get_caps(Grl.SupportedOps.BROWSE)
         options = Grl.OperationOptions.new(caps)
         options.set_count(10)
-        options.set_flags(Grl.ResolutionFlags.IDLE_RELAY)
+        options.set_resolution_flags(Grl.ResolutionFlags.IDLE_RELAY)
 
         keys = [Grl.METADATA_KEY_TITLE,
                 Grl.METADATA_KEY_ALBUM,