Bump pytest in /internal/buildscripts/packaging/tests (#215)

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.1.1 to 6.2.2.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@6.1.1...6.2.2)

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

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

internal/buildscripts/packaging/tests/requirements.txt

@@ -1,4 +1,4 @@
 docker==4.4.4
-pytest==6.1.1
+pytest==6.2.2
 pytest-html==3.1.1
 pytest-xdist==2.2.1