Update pytest-runner requirement in /.github/scripts (#496)

Updates the requirements on [pytest-runner](https://github.com/pytest-dev/pytest-runner) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest-runner/releases)
- [Changelog](https://github.com/pytest-dev/pytest-runner/blob/main/CHANGES.rst)
- [Commits](pytest-dev/pytest-runner@1.0a1...v6.0.1)

---
updated-dependencies:
- dependency-name: pytest-runner
  dependency-type: direct:production
...

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.github/scripts/requirements.txt

@@ -5,7 +5,7 @@ pip ; python_version >= '3.5'
 pylint <2.15.10
 pytest <=8.1.1
 pytest-pylint <=1.1.2
-pytest-runner <6.0.0
+pytest-runner <7.0.0
 termcolor <2.5.0
 hypothesis <6.100.0
 python-Levenshtein <0.20.9 ; python_version == '2.7'