Bump pytest-httpserver from 1.1.3 to 1.1.4

Bumps [pytest-httpserver](https://github.com/csernazs/pytest-httpserver) from 1.1.3 to 1.1.4.
- [Release notes](https://github.com/csernazs/pytest-httpserver/releases)
- [Changelog](https://github.com/csernazs/pytest-httpserver/blob/master/CHANGES.rst)
- [Commits](csernazs/pytest-httpserver@1.1.3...1.1.4)

---
updated-dependencies:
- dependency-name: pytest-httpserver
  dependency-version: 1.1.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]