⬆️🪝 Update pre-commit hook astral-sh/ruff-pre-commit to v0.6.8 (#709)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[astral-sh/ruff-pre-commit](https://redirect.github.com/astral-sh/ruff-pre-commit)
| repository | patch | `v0.6.7` -> `v0.6.8` |

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---

### Release Notes

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

###
[`v0.6.8`](https://redirect.github.com/astral-sh/ruff-pre-commit/releases/tag/v0.6.8)

[Compare
Source](https://redirect.github.com/astral-sh/ruff-pre-commit/compare/v0.6.7...v0.6.8)

See: https://github.com/astral-sh/ruff/releases/tag/0.6.8

</details>

---

### Configuration

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

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, 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

@@ -58,7 +58,7 @@ repos:
 
   # Python linting using ruff
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.6.7
+    rev: v0.6.8
     hooks:
       - id: ruff
         args: ["--fix", "--show-fixes"]