Implement password hash migration

tests/test_db_sqlalchemy.py

@@ -33,16 +33,21 @@ async def test_queries(user, sqlalchemy_user_db):
     assert user_db.is_superuser is False
     assert user_db.email == user.email
 
+    # Update
+    user_db.is_superuser = True
+    await sqlalchemy_user_db.update(user_db)
+
+    # Get by email
+    email_user = await sqlalchemy_user_db.get_by_email(user.email)
+    assert email_user.id == user_db.id
+    assert email_user.is_superuser is True
+
     # List
     users = await sqlalchemy_user_db.list()
     assert len(users) == 1
     first_user = users[0]
     assert first_user.id == user_db.id
 
-    # Get by email
-    email_user = await sqlalchemy_user_db.get_by_email(user.email)
-    assert email_user.id == user_db.id
-
     # Exception when inserting existing email
     with pytest.raises(sqlite3.IntegrityError):
         await sqlalchemy_user_db.create(user)