fix(deps): update dependency fastapi to v0.123.4 (#298)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [fastapi](https://redirect.github.com/fastapi/fastapi)
([changelog](https://fastapi.tiangolo.com/release-notes/)) | `==0.123.3`
-> `==0.123.4` |
[![age](https://developer.mend.io/api/mc/badges/age/pypi/fastapi/0.123.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/pypi/fastapi/0.123.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/pypi/fastapi/0.123.3/0.123.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/pypi/fastapi/0.123.3/0.123.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>fastapi/fastapi (fastapi)</summary>

###
[`v0.123.4`](https://redirect.github.com/fastapi/fastapi/releases/tag/0.123.4)

[Compare
Source](https://redirect.github.com/fastapi/fastapi/compare/0.123.3...0.123.4)

##### Fixes

- 🐛 Fix OpenAPI schema support for computed fields when using
`separate_input_output_schemas=False`. PR
[#&#8203;13207](https://redirect.github.com/fastapi/fastapi/pull/13207)
by [@&#8203;vgrafe](https://redirect.github.com/vgrafe).

##### Docs

- 📝 Fix docstring of `servers` parameter. PR
[#&#8203;14405](https://redirect.github.com/fastapi/fastapi/pull/14405)
by [@&#8203;YuriiMotov](https://redirect.github.com/YuriiMotov).

</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

@@ -5,7 +5,7 @@ description = "BSS file server API"
 authors = [{ name = "Bence Csik", email = "[email protected]" }]
 requires-python = "==3.14.0"
 dependencies = [
-    "fastapi[standard-no-fastapi-cloud-cli]==0.123.3",
+    "fastapi[standard-no-fastapi-cloud-cli]==0.123.4",
     "pillow==12.0.0",
     # this should be part of standard-no-fastapi-cloud-cli, but is missing:
     # see: https://github.com/fastapi/fastapi/blob/6fae64ff49e8328048872714652a4dfa15406e41/pyproject.toml#L94-L98