Bump xshell from 0.2.6 to 0.2.7 (#1270)

Bumps [xshell](https://github.com/matklad/xshell) from 0.2.6 to 0.2.7.
- [Changelog](https://github.com/matklad/xshell/blob/master/CHANGELOG.md)
- [Commits](matklad/xshell@v0.2.6...v0.2.7)

---
updated-dependencies:
- dependency-name: xshell
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Andrew Plaza <[email protected]>