build(deps): bump xterm from 4.11.0 to 4.13.0 in /html (#701)

Bumps [xterm](https://github.com/xtermjs/xterm.js) from 4.11.0 to 4.13.0.
- [Release notes](https://github.com/xtermjs/xterm.js/releases)
- [Commits](https://github.com/xtermjs/xterm.js/compare/4.11.0...4.13.0

)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>