build(deps-dev): bump lxml from 6.0.4 to 6.1.0

Bumps [lxml](https://github.com/lxml/lxml) from 6.0.4 to 6.1.0.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-6.0.4...lxml-6.1.0)

---
updated-dependencies:
- dependency-name: lxml
  dependency-version: 6.1.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pyproject.toml

@@ -72,7 +72,7 @@ mss = "mss.__main__:main"
 [project.optional-dependencies]
 dev = [
   "build==1.4.3",
-  "lxml==6.0.4",
+  "lxml==6.1.0",
   "mypy==1.19.1",
   "ruff==0.15.10",
   "twine==6.2.0",