chore(deps): update dependency isort to v7 (#167)

This PR contains the following updates:

| Package | Change | Age | Confidence |
|---|---|---|---|
| [isort](https://github.com/PyCQA/isort) ([changelog](https://github.com/PyCQA/isort/releases)) | `<6.1.1,>=6.1.0` -> `<7.0.1,>=7.0.0` | [![age](https://developer.mend.io/api/mc/badges/age/pypi/isort/7.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/pypi/isort/6.1.0/7.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>PyCQA/isort (isort)</summary>

### [`v7.0.0`](https://github.com/PyCQA/isort/releases/tag/7.0.0)

[Compare Source](https://github.com/PyCQA/isort/compare/6.1.0...7.0.0)

#### Changes

#### 💥 Breaking Changes

- Drop support for Python 3.9 ([#&#8203;2430](https://github.com/PyCQA/isort/issues/2430)) [@&#8203;DanielNoord](https://github.com/DanielNoord)

#### 🚀 Features

- Show absolute paths in skipped file messages ([#&#8203;2416](https://github.com/PyCQA/isort/issues/2416)) [@&#8203;pranlawate](https://github.com/pranlawate)

#### 🪲 Fixes

- Some fixes for Python 3.14 ([#&#8203;2433](https://github.com/PyCQA/isort/issues/2433)) [@&#8203;DanielNoord](https://github.com/DanielNoord)
- Test on `3.14` and fix any bugs ([#&#8203;2425](https://github.com/PyCQA/isort/issues/2425)) [@&#8203;DanielNoord](https://github.com/DanielNoord)
- Update CHANGELOG.md + Fix Formatting and Grammar ([#&#8203;2419](https://github.com/PyCQA/isort/issues/2419)) [@&#8203;lukbrew25](https://github.com/lukbrew25)
- Fix output of hanging indent for long lines with noqa ([#&#8203;2407](https://github.com/PyCQA/isort/issues/2407)) [@&#8203;matan1008](https://github.com/matan1008)

#### :construction\_worker: Continuous Integration

- Format with `ruff` instead of `black` ([#&#8203;2432](https://github.com/PyCQA/isort/issues/2432)) [@&#8203;DanielNoord](https://github.com/DanielNoord)
- Target 3.10 for `ruff` ([#&#8203;2431](https://github.com/PyCQA/isort/issues/2431)) [@&#8203;DanielNoord](https://github.com/DanielNoord)
- Update development dependencies to latest version ([#&#8203;2426](https://github.com/PyCQA/isort/issues/2426)) [@&#8203;DanielNoord](https://github.com/DanielNoord)
- docs: update pre-commit examples to version 6.1.0 ([#&#8203;2413](https://github.com/PyCQA/isort/issues/2413)) [@&#8203;pranlawate](https://github.com/pranlawate)
- Small cleanup for developer environment ([#&#8203;2418](https://github.com/PyCQA/isort/issues/2418)) [@&#8203;DanielNoord](https://github.com/DanielNoord)

#### 📦 Dependencies

- Bump actions/setup-python from 5 to 6 in the github-actions group ([#&#8203;2411](https://github.com/PyCQA/isort/issues/2411)) @&#8203;[dependabot\[bot\]](https://github.com/apps/dependabot)

</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 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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Reviewed-on: https://git.tainton.uk/repos/epage/pulls/167
Co-authored-by: renovate[bot] <renovate-bot@git.tainton.uk>
Co-committed-by: renovate[bot] <renovate-bot@git.tainton.uk>

uv.lock

@@ -264,7 +264,7 @@ requires-dist = [
 dev = [
     { name = "black", specifier = ">=25.9.0,<25.9.1" },
     { name = "coverage", specifier = ">=7.6.10,<8.0.0" },
-    { name = "isort", specifier = ">=6.1.0,<6.1.1" },
+    { name = "isort", specifier = ">=7.0.0,<7.0.1" },
     { name = "pylint", specifier = ">=4.0.0,<4.1.0" },
     { name = "pylint-exit", specifier = ">=1.2.0,<2.0.0" },
     { name = "pytest", specifier = ">=8.3.4,<9.0.0" },
@@ -322,11 +322,11 @@ wheels = [
 
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+version = "7.0.0"
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 ]
 
 [[package]]