Bump percent-encoding from 2.1.0 to 2.2.0

Bumps [percent-encoding](https://github.com/servo/rust-url) from 2.1.0 to 2.2.0.
- [Release notes](https://github.com/servo/rust-url/releases)
- [Commits](servo/rust-url@percent-encoding-v2.1.0...v2.2.0)

---
updated-dependencies:
- dependency-name: percent-encoding
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]