Misc continuances on the Monero processor

processor/monero/src/key_gen.rs

@@ -1,11 +1,8 @@
-use ciphersuite::{group::GroupEncoding, Ciphersuite, Ed25519};
-use frost::ThresholdKeys;
+use ciphersuite::Ed25519;
 
 pub(crate) struct KeyGenParams;
 impl key_gen::KeyGenParams for KeyGenParams {
   const ID: &'static str = "Monero";
 
   type ExternalNetworkCiphersuite = Ed25519;
-
-  fn tweak_keys(keys: &mut ThresholdKeys<Self::ExternalNetworkCiphersuite>) {}
 }