chore(deps): bump pkijs from 2.1.90 to 2.2.1

Bumps [pkijs](https://github.com/PeculiarVentures/PKI.js) from 2.1.90 to 2.2.1.
- [Release notes](https://github.com/PeculiarVentures/PKI.js/releases)
- [Commits](https://github.com/PeculiarVentures/PKI.js/commits/v2.2.1)

---
updated-dependencies:
- dependency-name: pkijs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]