Bump undici and hardhat

Bumps [undici](https://github.com/nodejs/undici) to 5.22.0 and updates ancestor dependency [hardhat](https://github.com/nomiclabs/hardhat). These dependencies need to be updated together.


Updates `undici` from 5.5.1 to 5.22.0
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v5.5.1...v5.22.0)

Updates `hardhat` from 2.9.3 to 2.14.0
- [Release notes](https://github.com/nomiclabs/hardhat/releases)
- [Commits](https://github.com/nomiclabs/hardhat/compare/[email protected]@2.14.0)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: indirect
- dependency-name: hardhat
  dependency-type: direct:production
...

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