Update backend/experiment/actions/tests/test_wrappers.py

Co-authored-by: Drikus Roor <drikusroor@gmail.com>

backend/experiment/actions/tests/test_wrappers.py

@@ -15,7 +15,7 @@ def setUp(self):
         self.participant = Participant.objects.create()
         self.section = Section.objects.create(
             filename='some/audio/file.mp3', playlist=self.playlist)
-        self.block = Block.objects.create(slug="TestBlock")
+        self.block = Block.objects.create(slug="test-block")
         self.session = Session.objects.create(
             block=self.block, participant=self.participant, playlist=self.playlist)