chore(deps): update pre-commit hook psf/black-pre-commit-mirror to v25.12.0 (#753)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[psf/black-pre-commit-mirror](https://redirect.github.com/psf/black-pre-commit-mirror)
| repository | minor | `25.11.0` -> `25.12.0` |

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
repository](https://redirect.github.com/renovatebot/renovate/discussions/new)
if you have any questions.

---

### Release Notes

<details>
<summary>psf/black-pre-commit-mirror
(psf/black-pre-commit-mirror)</summary>

###
[`v25.12.0`](https://redirect.github.com/psf/black-pre-commit-mirror/compare/25.11.0...25.12.0)

[Compare
Source](https://redirect.github.com/psf/black-pre-commit-mirror/compare/25.11.0...25.12.0)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

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.pre-commit-config.yaml

@@ -39,7 +39,7 @@ repos:
       - id: isort
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 25.11.0
+    rev: 25.12.0
     hooks:
       - id: black