Update dependency sphinx to v7.4.6 (#241)

This PR contains the following updates:

| Package | Type | Update | Change | Pending |
|---|---|---|---|---|
| [sphinx](https://github.com/sphinx-doc/sphinx)
([changelog](https://www.sphinx-doc.org/en/master/changes.html)) |
project.optional-dependencies | patch | `==7.4.5` -> `==7.4.6` | `7.4.7`
|

---

### Release Notes

<details>
<summary>sphinx-doc/sphinx (sphinx)</summary>

###
[`v7.4.6`](https://github.com/sphinx-doc/sphinx/blob/HEAD/CHANGES.rst#Release-746-released-Jul-18-2024)

[Compare
Source](https://github.com/sphinx-doc/sphinx/compare/v7.4.5...v7.4.6)

\=====================================

## Bugs fixed

- [#&#8203;12589](https://github.com/sphinx-doc/sphinx/issues/12589),
[#&#8203;9743](https://github.com/sphinx-doc/sphinx/issues/9743),
[#&#8203;12609](https://github.com/sphinx-doc/sphinx/issues/12609):
autosummary: Do not add the package prefix when
    generating autosummary directives for modules within a package.
    Patch by Adam Turner.
- [#&#8203;12613](https://github.com/sphinx-doc/sphinx/issues/12613):
Reduce log severity for ambiguity detection during inventory loading.
    Patch by James Addison.

</details>

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pyproject.toml

@@ -29,7 +29,7 @@ optional-dependencies.dev = [
     "pytest-xdist==3.6.1",
     "pytest==8.3.1",
     "ruff==0.5.4",
-    "sphinx==7.4.5",
+    "sphinx==7.4.6",
     "types-ldap3==2.9.13.20240205",
     "types-pytz==2024.1.0.20240417",
     "types-requests==2.32.0.20240712",