flake.lock: Update (#219)

Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/7eca7f7081036a7b740090994c9ec543927f89a7?narHash=sha256-hHKQhHkXxuPJwLkI8wdu826GLV5AcuW9/HVdc9eBnTU%3D' (2025-12-24)
  → 'github:nix-community/home-manager/91cdb0e2d574c64fae80d221f4bf09d5592e9ec2?narHash=sha256-GKO35onS711ThCxwWcfuvbIBKXwriahGqs%2BWZuJ3v9E%3D' (2025-12-25)
• Updated input 'homebrew-cask':
    'github:homebrew/homebrew-cask/4e286214b69adfe089f8ee9a4b773acca1b86ad3?narHash=sha256-oaJhXVixRRIBvd4xFMRWAlZa5/bLzZXHJhrVR3khWC4%3D' (2025-12-25)
  → 'github:homebrew/homebrew-cask/98423f9101eddbd9426a5b77894999ce8f97f5bd?narHash=sha256-nFpEAO5RJ6yzISbcjC5LOtCj7hJNc9n5UpIgWJtpv1g%3D' (2025-12-26)
• Updated input 'homebrew-core':
    'github:homebrew/homebrew-core/7c2b219b33de9bc7e27d2bd83e76fd0d317cc3f6?narHash=sha256-tEGs2W9HvvF%2Bkg27badhAZk4neH0faoD3YwocVVhdKA%3D' (2025-12-25)
  → 'github:homebrew/homebrew-core/ad0f4af25123c68dd03dac10f179d3d68ef288ee?narHash=sha256-LfqQoAdpIuOJQRrI9n9NCjp6zKdQh9yIU4sHaQWycD0%3D' (2025-12-26)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/a6531044f6d0bef691ea18d4d4ce44d0daa6e816?narHash=sha256-3xY8CZ4rSnQ0NqGhMKAy5vgC%2B2IVK0NoVEzDoOh4DA4%3D' (2025-12-21)
  → 'github:NixOS/nixpkgs/3e2499d5539c16d0d173ba53552a4ff8547f4539?narHash=sha256-QEhk0eXgyIqTpJ/ehZKg9IKS7EtlWxF3N7DXy42zPfU%3D' (2025-12-25)
• Updated input 'systems':
    'path:./flake.systems.nix'
  → 'path:./flake.systems.nix'

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

Author: stackptr