SEG-Y reader is not in ParaView nightly

It was available in ParaView 5.6. Note SEG-Y is part of the StandAlone group.

It is part of the StandAlone group, but ParaView doesn't use that.

assigned to @ben.boeckel

changed milestone to %5.9 (Fall 2020)

mentioned in merge request !813 (merged)

closed with merge request !813 (merged)

closed with commit c4699c79

added workflow:needs-verification label