flake.lock: Update

Flake lock file updates:

• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/e891a93b193fcaf2fc8012d890dc7f0befe86ec2?narHash=sha256-RF7j6C1TmSTK9tYWO6CdEMtg6XZaUKcvZwOCD2SICZs%3D' (2025-08-23)
  → 'github:cachix/pre-commit-hooks.nix/54df955a695a84cd47d4a43e08e1feaf90b1fd9b?narHash=sha256-ytw7ROXaWZ7OfwHrQ9xvjpUWeGVm86pwnEd1QhzawIo%3D' (2025-09-17)
• Updated input 'pre-commit-hooks/nixpkgs':
    'github:NixOS/nixpkgs/cab778239e705082fe97bb4990e0d24c50924c04?narHash=sha256-lgmUyVQL9tSnvvIvBp7x1euhkkCho7n3TMzgjdvgPoU%3D' (2025-08-04)
  → 'github:NixOS/nixpkgs/08b8f92ac6354983f5382124fef6006cade4a1c1?narHash=sha256-TjqVmbpoCqWywY9xIZLTf6ANFvDCXdctCjoYuYPYdMI%3D' (2025-09-16)
• Updated input 'ros2nix':
    'github:wentasah/ros2nix/a804dadbd47c947e086eef39d6db5421a2c679cb?narHash=sha256-6IOtgicHkKkB7D0/jJTfJ0u/Yy/WajKu3LGt9Edc8ZA%3D' (2025-08-17)
  → 'github:wentasah/ros2nix/cc3a445407e72ebfe530a93db7acef3ad96a571b?narHash=sha256-BQMsBVsZG/jWVX%2B9rSfXoIyLYWLQ5eNsyBYjJZPmNHU%3D' (2025-09-15)
• Updated input 'ros2nix/rosdistro':
    'github:ros/rosdistro/73551e628753c3b2d3c203746cd591ed419fd188?narHash=sha256-kPvMwiE1YEuu0wiktieebx%2BdVj3ONtYJ6rx5kP5teXg%3D' (2025-08-17)
  → 'github:ros/rosdistro/09830aced750a8d7bd671fcb28eca8df68b20ac8?narHash=sha256-vDNouk%2B69lRdmEksRxk71PqwZsVnDXSM2DhamNT4hgk%3D' (2025-09-15)

Author: github-actions[bot]