Bump pako from 2.0.4 to 2.1.0

Bumps [pako](https://github.com/nodeca/pako) from 2.0.4 to 2.1.0.
- [Changelog](https://github.com/nodeca/pako/blob/master/CHANGELOG.md)
- [Commits](nodeca/pako@2.0.4...2.1.0)

---
updated-dependencies:
- dependency-name: pako
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]