Bump pytest from 6.2.4 to 6.2.5 in /requirements/CI-tests-pip

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.4 to 6.2.5.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@6.2.4...6.2.5)

---
updated-dependencies:
- dependency-name: pytest
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements/CI-tests-pip/requirements.txt

@@ -5,7 +5,7 @@ humanize==3.11.0
 matplotlib==3.4.3
 numpy==1.21.2
 pandas==1.2.5
-pytest==6.2.4
+pytest==6.2.5
 pytest-xdist==2.3.0
 seaborn==0.11.2
 sortedcontainers==2.4.0