message: update dependencies for dalek crypto
diff: @@ -7,10 +7,10 @@ edition = "2018"
  keywords = [ "Ouroboros", "Crypto", "Praos", "VRF" ]
  [dependencies]
  -curve25519-dalek = "0.21"
  -sha2 = "^0.7"
  -digest = "^0.7"
  -generic-array = "^0.9"
  +curve25519-dalek = "1"
  +sha2 = "^0.8"
  +digest = "^0.8"
  +generic-array = "^0.12"
  rand = "0.6"
  [features]
  