[Security] Bump libflate from 0.1.19 to 0.1.25
[Security] Bump libflate from 0.1.19 to 0.1.25

Bumps [libflate](https://github.com/sile/libflate) from 0.1.19 to 0.1.25. **This update includes security fixes.**
- [Release notes](https://github.com/sile/libflate/releases)
- [Commits](https://github.com/sile/libflate/compare/0.1.19...0.1.25)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
palfrey/potboiler,palfrey/potboiler,palfrey/potboiler,palfrey/potboiler