Actor Aunjanue Ellis may be best known for performances in the film “King Richard,” HBO series “Lovecraft Country,” and “When They See Us,” but personal passion continues to bring her to the table. In a new short film, “Fannie,” Ellis and Director Christine Swanson pay homage to Fannie Lou Hamer, a U.S. civil rights advocate lesser known to some. Not for much longer, though, if Ellis and Swanson have anything to say about it.