Bump pytest from 6.2.5 to 7.2.0

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.5 to 7.2.0.
- [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...7.2.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -3,7 +3,7 @@ click==8.1.3
 coverage==7.0.3
 docutils==0.17.1
 grablib==0.8
-pytest==6.2.5
+pytest==7.2.0
 pytest-aiohttp==1.0.4
 pytest-cov==4.0.0
 pytest-forked==1.4.0