Bump @lezer/generator from 1.7.3 to 1.8.0

Bumps [@lezer/generator](https://github.com/lezer-parser/generator) from 1.7.3 to 1.8.0.
- [Changelog](https://github.com/lezer-parser/generator/blob/main/CHANGELOG.md)
- [Commits](lezer-parser/generator@1.7.3...1.8.0)

---
updated-dependencies:
- dependency-name: "@lezer/generator"
  dependency-version: 1.8.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]