Update dependency node to v20.9.0 (#90)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [node](https://togithub.com/nodejs/node) | minor | `20.8.1` ->
`20.9.0` |

---

### Release Notes

<details>
<summary>nodejs/node (node)</summary>

###
[`v20.9.0`](https://togithub.com/nodejs/node/compare/v20.8.1...v20.9.0)

[Compare
Source](https://togithub.com/nodejs/node/compare/v20.8.1...v20.9.0)

</details>

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.nvmrc

@@ -1 +1 @@
-20.8.1
+20.9.0