flake.lock: Update
Flake lock file updates: • Updated input 'nix-sigstop': 'github:input-output-hk/nix-sigstop/14ec610033c2e6a1d52e0936bb02065711485ce7' (2024-11-14) → 'github:input-output-hk/nix-sigstop/874dca0b84e27c0f1d7571d2294f6e629e7b5caa' (2024-11-19)