Update the pysaml2 dependency to 2.2.0
Update the pysaml2 dependency to 2.2.0

advisory/djangosaml2_tenant,shabda/djangosaml2,GradConnection/djangosaml2,GradConnection/djangosaml2,kviktor/djangosaml2-py3,shabda/djangosaml2,advisory/djangosaml2_tenant,City-of-Helsinki/djangosaml2,kviktor/djangosaml2-py3,City-of-Helsinki/djangosaml2,WiserTogether/djangosaml2,WiserTogether/djangosaml2