ui: bump sass-embedded in /server/src/main/webapp/WEB-INF/rails
ui: bump sass-embedded in /server/src/main/webapp/WEB-INF/rails

Bumps [sass-embedded](https://github.com/ntkme/sass-embedded-host-ruby) from 1.55.0 to 1.56.1.
- [Release notes](https://github.com/ntkme/sass-embedded-host-ruby/releases)
- [Commits](https://github.com/ntkme/sass-embedded-host-ruby/compare/v1.55.0...v1.56.1)

---
updated-dependencies:
- dependency-name: sass-embedded
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
Skarlso/gocd,gocd/gocd,Skarlso/gocd,gocd/gocd,Skarlso/gocd,gocd/gocd,Skarlso/gocd,gocd/gocd,Skarlso/gocd,gocd/gocd,Skarlso/gocd,gocd/gocd