Bump pytest-ibutsu from 3.1.5 to 3.1.6

Bumps [pytest-ibutsu](https://github.com/ibutsu/pytest-ibutsu) from 3.1.5 to 3.1.6.
- [Release notes](https://github.com/ibutsu/pytest-ibutsu/releases)
- [Commits](ibutsu/pytest-ibutsu@v3.1.5...v3.1.6)

---
updated-dependencies:
- dependency-name: pytest-ibutsu
  dependency-version: 3.1.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -22,7 +22,7 @@ pytest-mock==3.15.1
 pytest-reportportal==5.6.0
 pytest-xdist==3.6.1
 pytest-fixturecollection==0.1.2
-pytest-ibutsu==3.1.5
+pytest-ibutsu==3.1.6
 PyYAML==6.0.3
 requests==2.32.5
 tenacity==9.1.4