chore(deps): update transitive dependencies and add cargo-edit to dev environment

[douglaz]

Summary

This PR updates all transitive dependencies to their latest compatible versions and adds cargo-edit to the nix development environment for easier dependency management.

Changes

Transitive Dependency Updates (22 packages)

• thiserror: 2.0.12 → 2.0.15
• proc-macro2: 1.0.95 → 1.0.101
• libc: 0.2.174 → 0.2.175
• cfg-if: 1.0.1 → 1.0.3
• bitflags: 2.9.1 → 2.9.2
• hashbrown: 0.15.4 → 0.15.5
• syn: 2.0.104 → 2.0.106
• cc: 1.2.29 → 1.2.33
• anstream: 0.6.19 → 0.6.20
• anstyle-query: 1.1.3 → 1.1.4
• crc32fast: 1.4.2 → 1.5.0
• redox_syscall: 0.5.13 → 0.5.17
• rustix: 1.0.7 → 1.0.8
• serde_json: 1.0.142 → 1.0.143
• windows-targets: 0.53.2 → 0.53.3
• zerovec: 0.11.2 → 0.11.4
• And 6 other transitive dependency updates

Development Environment

• Added cargo-edit to the nix flake development shell
• This enables commands like cargo upgrade, cargo add, and cargo rm for easier dependency management

Test Plan

• Tests passing with rust-argon2 feature
• Tests passing with alkali feature
• No clippy warnings
• Code properly formatted
• Pre-push hooks passed