Bump phpgt/http from 1.1.2 to 1.1.6 (#248)

Bumps [phpgt/http](https://github.com/PhpGt/Http) from 1.1.2 to 1.1.6.
- [Release notes](https://github.com/PhpGt/Http/releases)
- [Commits](PhpGt/Http@v1.1.2...v1.1.6)

---
updated-dependencies:
- dependency-name: phpgt/http
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Greg Bowler <[email protected]>