revert changes to rust threshold schnorr

rust/threshold-schnorr/dfx.json

@@ -13,4 +13,4 @@
       "wasm": "https://github.com/dfinity/chainkey-testing-canister/releases/download/v0.1.0/chainkey_testing_canister.wasm.gz"
     }
   }
-}
+}

rust/threshold-schnorr/src/schnorr_example_rust/src/wasm_only.rs

@@ -146,17 +146,17 @@ async fn verify(
     algorithm: SchnorrAlgorithm,
 ) -> Result<SignatureVerificationReply, String> {
     let sig_bytes = hex::decode(&signature_hex).expect("failed to hex-decode signature");
-    let msg_bytes = hex::decode(&message).expect("failed to hex-decode message");
+    let msg_bytes = message.as_bytes();
     let pk_bytes = hex::decode(&public_key_hex).expect("failed to hex-decode public key");
 
     match algorithm {
         SchnorrAlgorithm::Bip340Secp256k1 => match opt_merkle_tree_root_hex {
             Some(merkle_tree_root_hex) => {
                 let merkle_tree_root_bytes = hex::decode(&merkle_tree_root_hex)
                     .expect("failed to hex-decode merkle tree root");
-                verify_bip341_secp256k1(&sig_bytes, &msg_bytes, &pk_bytes, &merkle_tree_root_bytes)
+                verify_bip341_secp256k1(&sig_bytes, msg_bytes, &pk_bytes, &merkle_tree_root_bytes)
             }
-            None => verify_bip340_secp256k1(&sig_bytes, &msg_bytes, &pk_bytes),
+            None => verify_bip340_secp256k1(&sig_bytes, msg_bytes, &pk_bytes),
         },
         SchnorrAlgorithm::Ed25519 => {
             if let Some(_) = opt_merkle_tree_root_hex {