chore(deps): update dependency preact to ^10.21.0 (#2652)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [preact](https://preactjs.com)
([source](https://togithub.com/preactjs/preact)) | [`^10.20.2` ->
`^10.21.0`](https://renovatebot.com/diffs/npm/preact/10.20.2/10.21.0) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/preact/10.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/preact/10.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/preact/10.20.2/10.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/preact/10.20.2/10.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>preactjs/preact (preact)</summary>

###
[`v10.21.0`](https://togithub.com/preactjs/preact/releases/tag/10.21.0)

[Compare
Source](https://togithub.com/preactjs/preact/compare/10.20.2...10.21.0)

#### Features

- Debug throw on too many rerenders
([#&#8203;4349](https://togithub.com/preactjs/preact/issues/4349),
thanks [@&#8203;rschristian](https://togithub.com/rschristian))
- Add compat/client types
([#&#8203;4345](https://togithub.com/preactjs/preact/issues/4345),
thanks [@&#8203;rschristian](https://togithub.com/rschristian))

#### Fixes

- Expose hooks through compat's `ReactCurrentDispatcher`
([#&#8203;4342](https://togithub.com/preactjs/preact/issues/4342),
thanks [@&#8203;rschristian](https://togithub.com/rschristian))
- Respect default value
([#&#8203;4341](https://togithub.com/preactjs/preact/issues/4341),
thanks [@&#8203;JoviDeCroock](https://togithub.com/JoviDeCroock))
- Incorrect "missing transform-jsx-source" warning
([#&#8203;4350](https://togithub.com/preactjs/preact/issues/4350),
thanks [@&#8203;rschristian](https://togithub.com/rschristian))

#### Types

- Support ComponentChild(ren) in compat render/hydrate/createPortal
([#&#8203;4346](https://togithub.com/preactjs/preact/issues/4346),
thanks [@&#8203;rschristian](https://togithub.com/rschristian))
- Import and re-export PreactElement
([#&#8203;3228](https://togithub.com/preactjs/preact/issues/3228),
thanks [@&#8203;henryqdineen](https://togithub.com/henryqdineen))

#### Maintenance

- Add zustand and redux-toolkit to the demo.
([#&#8203;3523](https://togithub.com/preactjs/preact/issues/3523),
thanks
[@&#8203;MortezaMirjavadi](https://togithub.com/MortezaMirjavadi))
- Optimise jsx runtime
([#&#8203;4337](https://togithub.com/preactjs/preact/issues/4337),
thanks [@&#8203;JoviDeCroock](https://togithub.com/JoviDeCroock))

</details>

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framework-plugins/preact/package.json

@@ -40,7 +40,7 @@
     "@previewjs/testing": "workspace:*",
     "pino": "^8.21.0",
     "pino-pretty": "^11.0.0",
-    "preact": "^10.20.2",
+    "preact": "^10.21.0",
     "rimraf": "^5.0.5",
     "unbuild": "^2.0.0",
     "vite": "^5.2.10",