chore(deps-dev): bump sphinx from 4.5.0 to 5.3.0

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 4.5.0 to 5.3.0.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinx@v4.5.0...v5.3.0)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -69,7 +69,7 @@ tools = ["mpremote", "esptool", "pyserial"]
 [tool.poetry.group.docs]
 optional = true
 [tool.poetry.group.docs.dependencies]
-Sphinx = "^4.4.0"
+Sphinx = ">=4.4,<6.0"
 myst-parser = ">=0.17,<0.19"
 sphinxcontrib-mermaid = ">=0.7.1,<0.9.0"
 sphinx_rtd_theme = "^1.0.0"