chore(deps): update dependency pylint to v4.0.4 (#289)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [pylint](https://redirect.github.com/pylint-dev/pylint)
([changelog](https://pylint.readthedocs.io/en/latest/whatsnew/3/)) |
`==4.0.3` -> `==4.0.4` |
[![age](https://developer.mend.io/api/mc/badges/age/pypi/pylint/4.0.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/pypi/pylint/4.0.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/pypi/pylint/4.0.3/4.0.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/pypi/pylint/4.0.3/4.0.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>pylint-dev/pylint (pylint)</summary>

###
[`v4.0.4`](https://redirect.github.com/pylint-dev/pylint/releases/tag/v4.0.4)

## What's new in Pylint 4.0.4?

Release date: 2025-11-30

## False Positives Fixed

- Fixed false positive for `invalid-name` where module-level constants
were incorrectly classified as variables when a class-level attribute
with the same name exists.

Closes
[#&#8203;10719](https://redirect.github.com/pylint-dev/pylint/issues/10719)

- Fix a false positive for `invalid-name` on an UPPER\_CASED name inside
an `if` branch that assigns an object.

Closes
[#&#8203;10745](https://redirect.github.com/pylint-dev/pylint/issues/10745)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - Only on Sunday and Saturday ( * * * * 0,6 ) in timezone
Europe/Dublin.

🚦 **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

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/BSStudio/bss-web-file-api).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0Mi4xOS45IiwidXBkYXRlZEluVmVyIjoiNDIuMTkuOSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pyproject.toml

@@ -20,7 +20,7 @@ dev = [
     "black==25.11.0",
     "isort==7.0.0",
     "mypy==1.19.0",
-    "pylint==4.0.3",
+    "pylint==4.0.4",
     "pre-commit==4.5.0",
     "pytest==9.0.1",
     "pytest-cov==7.0.0",