Bump pytest from 6.2.5 to 7.2.2 in /semantic-conventions

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.5 to 7.2.2.
- [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...7.2.2)

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

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

semantic-conventions/dev-requirements.txt

@@ -1,6 +1,6 @@
 black==22.3.0
 mypy==0.910
-pytest==6.2.5
+pytest==7.2.2
 flake8==3.9.2
 pylint==2.15.5
 isort==5.12.0