flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/b2485d56967598da068b5a6946dadda8bfcbcd37?narHash=sha256-3vkjFnxCOP6vm5Pm13wC/Zy6/VYgei/I/2DWgW4RFeA%3D' (2025-06-20)
  → 'github:NixOS/nixpkgs/b43c397f6c213918d6cfe6e3550abfe79b5d1c51?narHash=sha256-1Cu92i1KSPbhPCKxoiVG5qnoRiKTgR5CcGSRyLpOd7Y%3D' (2025-06-29)
• Updated input 'pre-commit-hooks':
    'github:cachix/git-hooks.nix/623c56286de5a3193aa38891a6991b28f9bab056?narHash=sha256-WUaIlOlPLyPgz9be7fqWJA5iG6rHcGRtLERSCfUDne4%3D' (2025-06-11)
  → 'github:cachix/git-hooks.nix/16ec914f6fb6f599ce988427d9d94efddf25fe6d?narHash=sha256-wibppH3g/E2lxU43ZQHC5yA/7kIKLGxVEnsnVK1BtRg%3D' (2025-06-24)
• Updated input 'srvos':
    'github:nix-community/srvos/59e4d88787de0a2bdc58854566ab90419de73a06?narHash=sha256-BlsBuLi1YxJyYQFmSUesBZaMmPnfTzI2WbZhAbc20z8%3D' (2025-06-23)
  → 'github:nix-community/srvos/c877dc6f7920b373e5943f77377e6ef816f4dc30?narHash=sha256-0UHOzDW5yRgNL0AyHgN0r0B6XehzLFKZ00HBSjX8BWM%3D' (2025-06-30)
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/a05be418a1af1198ca0f63facb13c985db4cb3c5?narHash=sha256-eEy8cuS0mZ2j/r/FE0/LYBSBcIs/MKOIVakwHVuqTfk%3D' (2025-06-06)
  → 'github:numtide/treefmt-nix/ac8e6f32e11e9c7f153823abc3ab007f2a65d3e1?narHash=sha256-0IEdQB1nS%2BuViQw4k3VGUXntjkDp7aAlqcxdewb/hAc%3D' (2025-06-26)
• Updated input 'uv2nix':
    'github:adisbladis/uv2nix/22ddf88e3a06551b769f0a585601d89180c69a38?narHash=sha256-MDq5YPXq3VO7aGrIIz9IMexJcdRiLCcDK4Bk3Kev7Sw%3D' (2025-06-13)
  → 'github:adisbladis/uv2nix/3b6e1b1bdded7b3d294a35f51aae91b64f249b26?narHash=sha256-3x7ut9%2BA2kPgj/3l453MWMRXEhL5wzIoRPAkz7qYbVI%3D' (2025-06-28)

Author: jhh