Bump laminas/laminas-diactoros from 2.17.0 to 2.18.1

Bumps [laminas/laminas-diactoros](https://github.com/laminas/laminas-diactoros) from 2.17.0 to 2.18.1.
- [Release notes](https://github.com/laminas/laminas-diactoros/releases)
- [Commits](laminas/laminas-diactoros@2.17.0...2.18.1)

---
updated-dependencies:
- dependency-name: laminas/laminas-diactoros
  dependency-type: direct:development
...

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