Bump pytest-flake8 from 1.1.1 to 1.2.0

Bumps [pytest-flake8](https://github.com/coherent-oss/pytest-flake8) from 1.1.1 to 1.2.0.
- [Release notes](https://github.com/coherent-oss/pytest-flake8/releases)
- [Changelog](https://github.com/coherent-oss/pytest-flake8/blob/main/NEWS.rst)
- [Commits](coherent-oss/pytest-flake8@1.1.1...v1.2.0)

---
updated-dependencies:
- dependency-name: pytest-flake8
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements-test.txt

@@ -47,7 +47,7 @@ pytest==7.4.3
     #   pytest-flake8
 pytest-cov==4.1.0
     # via -r requirements-test.in
-pytest-flake8==1.1.1
+pytest-flake8==1.2.0
     # via -r requirements-test.in
 requests==2.32.0
     # via coveralls