Include ρ as an input to the derivation of ψ, esk, and rcm in Orchard. This was originally intended and as described in Section 3.5 of the Orchard Book.
Include ρ as an input to the derivation of ψ, esk, and rcm in Orchard.
This was originally intended and as described in Section 3.5 of the Orchard Book.

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

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