Bump tar from 2.2.1 to 2.2.2 in /__tests__/e2e/site/wp-content/themes…

…/twentynineteen (#4)

Summary:
Bumps [tar](https://github.com/npm/node-tar) from 2.2.1 to 2.2.2.
<details>
<summary>Commits</summary>

- [`523c5c7`](isaacs/node-tar@523c5c7) 2.2.2
- [`7ecef07`](isaacs/node-tar@7ecef07) Bump fstream to fix hardlink overwriting vulnerability
- [`9fc84b9`](isaacs/node-tar@9fc84b9) Use {} for hardlink tracking instead of []
- [`15e59f1`](isaacs/node-tar@15e59f1) Only track previously seen hardlinks
- [`4f85851`](isaacs/node-tar@4f85851) Ignore potentially unsafe files
- See full diff in [compare view](isaacs/node-tar@v2.2.1...v2.2.2)
</details>
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</details>
Pull Request resolved: #4

Differential Revision: D18604073

Pulled By: vinothsa

fbshipit-source-id: a1c3215407eba3444bc772e0cc584f8b1f44fb70