Bump FluentValidation from 10.3.6 to 10.4.0
Bump FluentValidation from 10.3.6 to 10.4.0

Bumps [FluentValidation](https://github.com/JeremySkinner/fluentvalidation) from 10.3.6 to 10.4.0.
- [Release notes](https://github.com/JeremySkinner/fluentvalidation/releases)
- [Changelog](https://github.com/FluentValidation/FluentValidation/blob/main/Changelog.txt)
- [Commits](https://github.com/JeremySkinner/fluentvalidation/compare/10.3.6...10.4.0)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
tiksn/TIKSN-Framework