feat(gyp): update gyp to v0.18.1

[toyobayashi]

Checklist

• [x] npm install && npm run lint && npm test passes
• [x] tests are included (moved to https://github.com/nodejs/node-gyp/pull/2974)
• [x] commit message follows commit guidelines

Description of change

• Update latest gyp to support wasm

Refs

https://github.com/nodejs/node-gyp/pull/2974 https://github.com/nodejs/gyp-next/pull/222 https://github.com/nodejs/gyp-next/pull/240

[toyobayashi]

https://github.com/nodejs/node-gyp/pull/2974#issuecomment-2152475011

@legendecas wasm integration tests are added in this PR.

[toyobayashi]

Done.