Bump pytest from 8.3.5 to 8.4.0

Bumps [pytest](https://github.com/pytest-dev/pytest) from 8.3.5 to 8.4.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.3.5...8.4.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 8.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements-dev.in

@@ -2,6 +2,6 @@
 mypy==1.16.0
 pip-tools==7.4.1
 pre-commit==4.2.0
-pytest==8.3.5
+pytest==8.4.0
 pytest-cov==6.1.1
 pytest-env==1.1.5

requirements-dev.txt

@@ -40,11 +40,13 @@ pluggy==1.5.0
     # via pytest
 pre-commit==4.2.0
     # via -r requirements-dev.in
+pygments==2.19.1
+    # via pytest
 pyproject-hooks==1.2.0
     # via
     #   build
     #   pip-tools
-pytest==8.3.5
+pytest==8.4.0
     # via
     #   -r requirements-dev.in
     #   pytest-cov