Add an acknowledgement to Josh Cincinnati for discussions on the Zcash protocol, and to more people associated with the ZK Podcast.
Add an acknowledgement to Josh Cincinnati for discussions on the Zcash protocol,
and to more people associated with the ZK Podcast.

Signed-off-by: Daira Hopwood <cd7d43d5556a38ce626d53826fddc46adc597539@jacaranda.org>

zcash/zips,zcash/zips,zcash/zips,zcash/zips