mark xfail of test_get_psm3 (#803)
mark xfail of test_get_psm3 (#803)

* mark xfail of test_get_psm3

* add line for lint fix

alorenzo175/pvlib-python,mikofski/pvlib-python,cwhanse/pvlib-python,pvlib/pvlib-python,anomam/pvlib-python,rubennj/pvlib-python,wholmgren/pvlib-python