Bump fastutil from 8.3.1 to 8.4.0
Bump fastutil from 8.3.1 to 8.4.0

Bumps [fastutil](https://github.com/vigna/fastutil) from 8.3.1 to 8.4.0.
- [Release notes](https://github.com/vigna/fastutil/releases)
- [Changelog](https://github.com/vigna/fastutil/blob/master/CHANGES)
- [Commits](https://github.com/vigna/fastutil/compare/8.3.1...8.4.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eXist-db/exist,eXist-db/exist,windauer/exist,lcahlander/exist,dizzzz/exist,dizzzz/exist,dizzzz/exist,windauer/exist,windauer/exist,adamretter/exist,adamretter/exist,lcahlander/exist,wolfgangmm/exist,eXist-db/exist,ambs/exist,windauer/exist,dizzzz/exist,lcahlander/exist,dizzzz/exist,dizzzz/exist,adamretter/exist,ambs/exist,windauer/exist,wolfgangmm/exist,adamretter/exist,adamretter/exist,ambs/exist,lcahlander/exist,ambs/exist,wolfgangmm/exist,wolfgangmm/exist,wolfgangmm/exist,ambs/exist,adamretter/exist,ambs/exist,wolfgangmm/exist,eXist-db/exist,eXist-db/exist,windauer/exist,lcahlander/exist,eXist-db/exist,lcahlander/exist