Bump tar from 6.1.11 to 6.2.1 in /cli (#350)

Bumps [tar](https://github.com/isaacs/node-tar) from 6.1.11 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@v6.1.11...v6.2.1)

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

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cli/package.json

@@ -42,7 +42,7 @@
     "pluralize": "^8.0.0",
     "progress": "^2.0.3",
     "semver": "^7.3.7",
-    "tar": "^6.1.11",
+    "tar": "^6.2.1",
     "terminal-link": "^3.0.0",
     "uuid": "^8.3.2",
     "verror": "^1.10.0"