[workouts] Mark imported workout scrobbles as complete (not in progress)

tests/workouts_tests/test_flexify_importer.py

@@ -150,6 +150,7 @@ def test_import_flexify_full(user):
     scrobble = Scrobble.objects.get(user=user)
     assert scrobble.source == "Flexify Import"
     assert scrobble.played_to_completion is True
+    assert scrobble.in_progress is False
     assert scrobble.workout_routine.title == "Middle Distance - Arm Day"
 
     entry = scrobble.logdata.workouts[0]