[Security] Bump cryptiles from 3.1.2 to 3.1.4 in /build
[Security] Bump cryptiles from 3.1.2 to 3.1.4 in /build

Bumps [cryptiles](https://github.com/hapijs/cryptiles) from 3.1.2 to 3.1.4. **This update includes security fixes.**
- [Release notes](https://github.com/hapijs/cryptiles/releases)
- [Changelog](https://github.com/hapijs/cryptiles/blob/master/CHANGELOG.md)
- [Commits](https://github.com/hapijs/cryptiles/compare/v3.1.2...v3.1.4)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
owncloud/core,owncloud/core,owncloud/core,owncloud/core,phil-davis/core,owncloud/core