Bump pytest in /packages/http-client-python/eng/scripts/ci

Bumps [pytest](https://github.com/pytest-dev/pytest) from 8.3.2 to 9.0.3.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.3.2...9.0.3)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.3
  dependency-type: direct:development
...

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

Author: dependabot[bot]

packages/http-client-python/eng/scripts/ci/dev_requirements.txt

@@ -5,7 +5,7 @@ tox-uv
 mypy==1.19.1
 colorama==0.4.6
 debugpy==1.8.2
-pytest==8.3.2
+pytest==9.0.3
 coverage==7.6.1
 black==26.3.1
 ptvsd==4.3.2