Bump happy-dom from 6.0.4 to 15.10.2 in /oxide-openapi-gen-ts

Bumps [happy-dom](https://github.com/capricorn86/happy-dom) from 6.0.4 to 15.10.2.
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](capricorn86/happy-dom@v6.0.4...v15.10.2)

---
updated-dependencies:
- dependency-name: happy-dom
  dependency-type: indirect
...

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