Bump dom-serializer from 1.3.2 to 2.0.0

Bumps [dom-serializer](https://github.com/cheeriojs/dom-serializer) from 1.3.2 to 2.0.0.
- [Release notes](https://github.com/cheeriojs/dom-serializer/releases)
- [Commits](cheeriojs/dom-serializer@v1.3.2...v2.0.0)

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

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