Bump pip from 21.3.1 to 22.0.2 in /.github/workflows

Bumps [pip](https://github.com/pypa/pip) from 21.3.1 to 22.0.2.
- [Release notes](https://github.com/pypa/pip/releases)
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](https://github.com/pypa/pip/commits)

---
updated-dependencies:
- dependency-name: pip
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/requirements.txt

@@ -1,2 +1,2 @@
-pip==21.3.1
+pip==22.0.2
 poetry==1.1.12