Bump napi-build from 2.3.2 to 2.4.0 in /lib

Bumps [napi-build](https://github.com/napi-rs/napi-rs) from 2.3.2 to 2.4.0.
- [Release notes](https://github.com/napi-rs/napi-rs/releases)
- [Commits](napi-rs/napi-rs@napi-build-v2.3.2...napi-build-v2.4.0)

---
updated-dependencies:
- dependency-name: napi-build
  dependency-version: 2.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]