Bump pytest-rerunfailures from 14.0 to 15.0 in /requirements (#1916)

Bumps [pytest-rerunfailures](https://github.com/pytest-dev/pytest-rerunfailures) from 14.0 to 15.0.
- [Changelog](https://github.com/pytest-dev/pytest-rerunfailures/blob/master/CHANGES.rst)
- [Commits](pytest-dev/pytest-rerunfailures@14.0...15.0)

---
updated-dependencies:
- dependency-name: pytest-rerunfailures
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements/requirements_test.txt

@@ -5,5 +5,5 @@ imageio-ffmpeg==0.5.1
 pytest==8.3.3
 pytest-cov==5.0.0
 pytest-order==1.3.0
-pytest-rerunfailures==14.0
+pytest-rerunfailures==15.0
 pyvista==0.44.1