fix clippy

pallets/distance/src/benchmarking.rs

pallets/distance/src/types.rs

pallets/identity/src/traits.rs

pallets/oneshot-account/src/benchmarking.rs

pallets/provide-randomness/src/benchmarking.rs

pallets/smith-members/src/impls.rs

pallets/universal-dividend/src/benchmarking.rs

pallets/universal-dividend/src/compute_claim_uds.rs

primitives/distance/src/lib.rs