Remove serde derive references (#4830)

* remove remaining uses of serde_derive

* fix lockfile

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Co-authored-by: João Oliveira <hello@jxs.pt>

testing/ef_tests/src/cases/bls_batch_verify.rs

@@ -2,7 +2,7 @@ use super::*;
 use crate::case_result::compare_result;
 use crate::impl_bls_load_case;
 use bls::{verify_signature_sets, BlsWrappedSignature, PublicKeyBytes, Signature, SignatureSet};
-use serde_derive::Deserialize;
+use serde::Deserialize;
 use std::borrow::Cow;
 use std::str::FromStr;
 use types::Hash256;