build: Bump js-sys from 0.3.65 to 0.3.66 in /fuzz

Bumps [js-sys](https://github.com/rustwasm/wasm-bindgen) from 0.3.65 to 0.3.66.
- [Release notes](https://github.com/rustwasm/wasm-bindgen/releases)
- [Changelog](https://github.com/rustwasm/wasm-bindgen/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rustwasm/wasm-bindgen/commits)

---
updated-dependencies:
- dependency-name: js-sys
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>