Bump pytest in /infrastructure in the pip group across 1 directory (#10)

Bumps the pip group with 1 update in the /infrastructure directory: [pytest](https://github.com/pytest-dev/pytest).


Updates `pytest` from 6.2.5 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@6.2.5...9.0.3)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.3
  dependency-type: direct:production
  dependency-group: pip
...

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

Author: dependabot[bot]

infrastructure/requirements.txt

@@ -6,5 +6,5 @@ constructs>=10.0.0,<11.0.0
 black
 boto3
 s3fs
-pytest==6.2.5
+pytest==9.0.3
 python-dotenv