deps: detected yanked crate `keccak`

```log
warning[yanked]: detected yanked crate (try `cargo update -p keccak`)
    ┌─ /github/workspace/Cargo.lock:166:1
    │
166 │ keccak 0.1.5 registry+https://github.com/rust-lang/crates.io-index
    │ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ yanked version
    │
    ├ keccak v0.1.5
...
```

See also: https://github.com/RustCrypto/sponges/pull/101