fix(deps): Update dependency tsx to v4.21.0 (#53)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [tsx](https://tsx.is) ([source](https://redirect.github.com/privatenumber/tsx)) | devDependencies | minor | [`4.20.6` -> `4.21.0`](https://renovatebot.com/diffs/npm/tsx/4.20.6/4.21.0) |

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### Release Notes

<details>
<summary>privatenumber/tsx (tsx)</summary>

### [`v4.21.0`](https://redirect.github.com/privatenumber/tsx/releases/tag/v4.21.0)

[Compare Source](https://redirect.github.com/privatenumber/tsx/compare/v4.20.6...v4.21.0)

##### Features

-   upgrade esbuild ([#&#8203;748](https://redirect.github.com/privatenumber/tsx/issues/748)) ([048fb62](https://redirect.github.com/privatenumber/tsx/commit/048fb623870f22c5026ad84187b545d418d2dfe8))

***

This release is also available on:

-   [npm package (@&#8203;latest dist-tag)](https://www.npmjs.com/package/tsx/v/4.21.0)

</details>

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