chore(deps): bump tar from 6.1.0 to 6.1.11 in /website (#847)

Bumps [tar](https://github.com/npm/node-tar) from 6.1.0 to 6.1.11.
- [Release notes](https://github.com/npm/node-tar/releases)
- [Changelog](https://github.com/npm/node-tar/blob/main/CHANGELOG.md)
- [Commits](https://github.com/npm/node-tar/compare/v6.1.0...v6.1.11)

---
updated-dependencies:
- dependency-name: tar
  dependency-type: indirect
...

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