chore(deps-dev): bump xdoctest from 1.1.5 to 1.1.6

Bumps [xdoctest](https://github.com/Erotemic/xdoctest) from 1.1.5 to 1.1.6.
- [Release notes](https://github.com/Erotemic/xdoctest/releases)
- [Changelog](https://github.com/Erotemic/xdoctest/blob/main/CHANGELOG.md)
- [Commits](Erotemic/xdoctest@v1.1.5...v1.1.6)

---
updated-dependencies:
- dependency-name: xdoctest
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

pyproject.toml

@@ -26,7 +26,7 @@ pytest = "^8.3.2"
 coverage = {extras = ["toml"], version = "^7.6"}
 safety = "^3.2.4"
 mypy = "^1.11"
-xdoctest = {extras = ["colors"], version = "^1.1.5"}
+xdoctest = {extras = ["colors"], version = "^1.1.6"}
 flake8-bandit = "~4.1.1"
 flake8-bugbear = ">=21.9.2"
 flake8-docstrings = "^1.6.0"