Update pytest requirement from ~=8.4 to ~=9.0 (#1154)

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.4.0...9.0.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

test_bot/test-requirements.txt

@@ -1,4 +1,4 @@
-pytest~=8.4
+pytest~=9.0
 pytest-timeout~=2.4
 ruff~=0.14
 mypy~=1.19