Bump tar from 6.1.9 to 6.2.1 in /packages/core (#850)

Bumps [tar](https://github.com/isaacs/node-tar) from 6.1.9 to 6.2.1.
- [Release notes](https://github.com/isaacs/node-tar/releases)
- [Changelog](https://github.com/isaacs/node-tar/blob/main/CHANGELOG.md)
- [Commits](isaacs/node-tar@v6.1.9...v6.2.1)

---
updated-dependencies:
- dependency-name: tar
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>