feat: quick benchmark of distance computation

Cargo.lock

Cargo.toml

node/src/chain_spec/gdev.rs

pallets/certification/src/benchmarking.rs

pallets/certification/src/lib.rs

pallets/certification/src/tests/mod.rs

pallets/certification/src/tests/wot_tests.rs

pallets/certification/src/wot.rs

runtime/g1/Cargo.toml

runtime/g1/tests/common/mod.rs

runtime/g1/tests/wot.hex.txt

runtime/g1/tests/wot_perf_tests.rs

tests/wotb.bin.gz