Migrate from aioredis to redis-py with asyncio support (#233)

* Migrate from aioredis to redis with asyncio support

Add test for redis type
Fix imports from wrong module (for tests_sync)

* fixing merge conflicts and up to dating the lock file

Co-authored-by: Chayim I. Kirshen <c@kirshen.com>

tests/test_hash_model.py

@@ -23,7 +23,9 @@ from aredis_om import (
 # 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 .conftest import py_test_mark_asyncio
+
 
 if not has_redisearch():
     pytestmark = pytest.mark.skip