Allow extra_unused_lifetimes
This change adds allows the lint "extra_unused_lifetimes" due to an
issue with the diesel derive macros that has yet to be addressed at the
time of this commit.
//! Hyperledger Transact provides optional support for smart contract engines implemented for
//! Hyperledger Sawtooth through the `sawtooth-compat` feature.
+// This must be allowed until diesel is upgraded to 2.0
+#![allow(clippy::extra_unused_lifetimes)]
#![cfg_attr(feature = "nightly", feature(test))]
#[cfg(feature = "diesel")]
