⬆️🪝 Update pre-commit hook astral-sh/uv-pre-commit to v0.9.21 (#894)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[astral-sh/uv-pre-commit](https://redirect.github.com/astral-sh/uv-pre-commit)
| repository | patch | `0.9.18` → `0.9.21` |

Note: The `pre-commit` manager in Renovate is not supported by the
`pre-commit` maintainers or community. Please do not report any problems
there, instead [create a Discussion in the Renovate
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---

### Release Notes

<details>
<summary>astral-sh/uv-pre-commit (astral-sh/uv-pre-commit)</summary>

###
[`v0.9.21`](https://redirect.github.com/astral-sh/uv-pre-commit/releases/tag/0.9.21)

[Compare
Source](https://redirect.github.com/astral-sh/uv-pre-commit/compare/0.9.20...0.9.21)

See: <https://github.com/astral-sh/uv/releases/tag/0.9.21>

###
[`v0.9.20`](https://redirect.github.com/astral-sh/uv-pre-commit/releases/tag/0.9.20)

[Compare
Source](https://redirect.github.com/astral-sh/uv-pre-commit/compare/0.9.19...0.9.20)

See: <https://github.com/astral-sh/uv/releases/tag/0.9.20>

###
[`v0.9.19`](https://redirect.github.com/astral-sh/uv-pre-commit/releases/tag/0.9.19)

[Compare
Source](https://redirect.github.com/astral-sh/uv-pre-commit/compare/0.9.18...0.9.19)

See: <https://github.com/astral-sh/uv/releases/tag/0.9.19>

</details>

---

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---

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---

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.pre-commit-config.yaml

@@ -66,7 +66,7 @@ repos:
 
   # Ensure uv lock file is up-to-date
   - repo: https://github.com/astral-sh/uv-pre-commit
-    rev: 0.9.18
+    rev: 0.9.21
     hooks:
       - id: uv-lock