Merge branch 'flaky-tests' into 'develop'

Fixed flaky tests because of license cache

See merge request funkwhale/funkwhale!815

api/tests/conftest.py

@@ -29,6 +29,7 @@ from rest_framework.test import APIClient, APIRequestFactory
 
 from funkwhale_api.activity import record
 from funkwhale_api.federation import actors
+from funkwhale_api.music import licenses
 from funkwhale_api.moderation import mrf
 
 
@@ -437,3 +438,10 @@ def mrf_outbox_registry(mocker):
     registry = mrf.Registry()
     mocker.patch("funkwhale_api.moderation.mrf.outbox", registry)
     return registry
+
+
+@pytest.fixture(autouse=True)
+def clear_license_cache(db):
+    licenses._cache = None
+    yield
+    licenses._cache = None