Forcing recent regex to avoid potential vulnerability

What's Changed

• [MRG] C FFI updates by @luizirber in #24
• Lint suggestions by @castelao in #26
• Extending volume by @castelao in #25
• Extending volume (in the FFI) by @luizirber in #27
• Wrong test value for enthalpy_diff by @castelao in #28
• Fixing sa_from_rho() by @castelao in #31
• Volume validation by @castelao in #34
• Adding missing functions into volume module by @castelao in #36
• [MRG] nix flake by @luizirber in #32
• [MRG] Feat: Add new functions from #36 by @luizirber in #37
• Citation by @castelao in #38
• Talk seas2022 by @castelao in #39
• ct_from_pt by @castelao in #41
• Extending validation by @castelao in #35
• Addressing CVE 2022 24713 by @castelao in #42

Full Changelog: v0.0.9...v0.0.11