She subscribed to the beliefs, willingly participated in the propaganda, and remains completely unapologetic about her involvement.
She needs to be shunned, not celebrated.
Virgil celebrated Augustus's regime, John Milton was the chief propagandist for Cromwell's. There's no reason to believe great art can't be at the service of criminal governments.
Leni Riefenstahl was indeed a propagandist for Hitler's regime, but she was also probably the greatest cinematographer of the 20th century.
Should Virgil and Milton have been shunned?