Bump acorn from 8.8.1 to 8.8.2 (#303)

Bumps [acorn](https://github.com/acornjs/acorn) from 8.8.1 to 8.8.2.
- [Commits](acornjs/acorn@8.8.1...8.8.2)

---
updated-dependencies:
- dependency-name: acorn
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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