bb98486 MULTIHOST: Do not use the deprecated namespace

Authored and Committed by jhrozek 5 years ago
    MULTIHOST: Do not use the deprecated namespace
    
    This issue was causing warnings with the current pytest versions as
    installed from pip.
    
    See:
    https://docs.pytest.org/en/latest/deprecations.html#pytest-namespace
    
    Reviewed-by: Niranjan M.R <mrniranjan@redhat.com>