chore(sequencing): remove unused tokio import

commit-id:7ee4a49b

crates/sequencing/papyrus_consensus/src/single_height_consensus_test.rs

@@ -5,7 +5,6 @@ use papyrus_protobuf::consensus::{ConsensusMessage, ProposalFin, ProposalInit};
 use starknet_api::block::{BlockHash, BlockNumber};
 use starknet_types_core::felt::Felt;
 use test_case::test_case;
-use tokio;
 
 use super::SingleHeightConsensus;
 use crate::config::TimeoutsConfig;