Fix clippy, update old dependencies

coordinator/tributary-sdk/src/lib.rs

@@ -3,7 +3,8 @@ use std::{sync::Arc, io};
 
 use zeroize::Zeroizing;
 
-use ciphersuite::{Ciphersuite, Ristretto};
+use ciphersuite::Ciphersuite;
+use dalek_ff_group::Ristretto;
 
 use scale::Decode;
 use futures_channel::mpsc::UnboundedReceiver;

coordinator/tributary-sdk/src/tendermint/mod.rs

@@ -9,7 +9,6 @@ use rand_chacha::ChaCha12Rng;
 
 use transcript::{Transcript, RecommendedTranscript};
 
-use dalek_ff_group::Ristretto;
 use ciphersuite::{
   group::{
     GroupEncoding,
@@ -17,6 +16,7 @@ use ciphersuite::{
   },
   Ciphersuite,
 };
+use dalek_ff_group::Ristretto;
 use schnorr::{
   SchnorrSignature,
   aggregate::{SchnorrAggregator, SchnorrAggregate},
@@ -164,7 +164,6 @@ impl SignatureScheme for Validators {
   type AggregateSignature = Vec<u8>;
   type Signer = Arc<Signer>;
 
-  #[must_use]
   fn verify(&self, validator: Self::ValidatorId, msg: &[u8], sig: &Self::Signature) -> bool {
     if !self.weights.contains_key(&validator) {
       return false;
@@ -197,7 +196,6 @@ impl SignatureScheme for Validators {
     aggregate.serialize()
   }
 
-  #[must_use]
   fn verify_aggregate(
     &self,
     signers: &[Self::ValidatorId],

coordinator/tributary-sdk/src/transaction.rs

@@ -8,8 +8,9 @@ use blake2::{Digest, Blake2b512};
 
 use ciphersuite::{
   group::{Group, GroupEncoding},
-  Ciphersuite, Ristretto,
+  Ciphersuite,
 };
+use dalek_ff_group::Ristretto;
 use schnorr::SchnorrSignature;
 
 use crate::{TRANSACTION_SIZE_LIMIT, ReadWrite};