flake.lock: Update (#166)

Flake lock file updates:

• Updated input 'fenix':
    'github:nix-community/fenix/406286f355ef40b067b79616e1205c93b1f8614d' (2023-09-02)
  → 'github:nix-community/fenix/94a5b9a4f8df7b2fa328044b8908b892a2733f60' (2023-09-09)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/60182f7043da54e13beaf664c971db5608c1654f' (2023-09-01)
  → 'github:rust-lang/rust-analyzer/c405509f2e61cadaa8b18f340582e5c362356f2d' (2023-09-08)
• Updated input 'naersk':
    'github:nix-community/naersk/78789c30d64dea2396c9da516bbcc8db3a475207' (2023-08-18)
  → 'github:nix-community/naersk/3f976d822b7b37fc6fb8e6f157c2dd05e7e94e89' (2023-09-07)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5601118d39ca9105f8e7b39d4c221d3388c0419d' (2023-09-02)
  → 'github:NixOS/nixpkgs/4c8cf44c5b9481a4f093f1df3b8b7ba997a7c760' (2023-09-10)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>