fix imports on test hash model

Author: tomcounsell

tests/test_hash_model.py

@@ -22,8 +22,8 @@
 
 # We need to run this check as sync code (during tests) even in async mode
 # because we call it in the top-level module scope.
-from redis_om import has_redisearch
-from tests.conftest import py_test_mark_asyncio
+from aredis_om import has_redisearch
+from conftest import py_test_mark_asyncio
 
 if not has_redisearch():
     pytestmark = pytest.mark.skip