Return the first configured instance.

def get_configured_provider():
    '''
    Return the first configured instance.
    '''
    return config.is_provider_configured(
        __opts__, __active_provider_name__ or __virtualname__,
        ('auth', 'region_name'), log_message=False,
    ) or config.is_provider_configured(
        __opts__, __active_provider_name__ or __virtualname__,
        ('cloud', 'region_name')
    )