Bump pytest from 7.4.0 to 8.1.1

Bumps [pytest](https://github.com/pytest-dev/pytest) from 7.4.0 to 8.1.1.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.4.0...8.1.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements-dev.txt

@@ -7,6 +7,6 @@ tiktoken==0.4.0
 langchain==0.1.12
 bs4==0.0.1
 urllib3==2.0.6
-pytest==7.4.0
+pytest==8.1.1
 azure-storage-blob
 chardet