tests: remove unnecessary MagicMocks
We can set the return value directly rather than creating an extra MagicMock instance that isn't really used.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
We can set the return value directly rather than creating an extra MagicMock instance that isn't really used.