flake: update inputs (#141)

Flake lock file updates:

• Updated input 'nixos-cosmic':
    'github:lilyinstarlight/nixos-cosmic/e468c8b79dd55f1ce8803887d3593fb0016f1f81?narHash=sha256-woqkmcGxOleK1RyoZpXU3NaC4%2Bepr2qYau2mVhVQFjY%3D' (2024-12-01)
  → 'github:lilyinstarlight/nixos-cosmic/313f9b0d8cb2ec8bec0f4d5170c3fda41d49f58c?narHash=sha256-%2BhpXjj67bWfr8Z4JP32CPqvoqO5hkTNyRZLA5SB6Zmc%3D' (2024-12-07)
• Updated input 'nixos-cosmic/nixpkgs-stable':
    'github:NixOS/nixpkgs/0c5b4ecbed5b155b705336aa96d878e55acd8685?narHash=sha256-T38FQOg0BV5M8FN1712fovzNakSOENEYs%2BCSkg31C9Y%3D' (2024-11-27)
  → 'github:NixOS/nixpkgs/4dc2fc4e62dbf62b84132fe526356fbac7b03541?narHash=sha256-FillH0qdWDt/nlO6ED7h4cmN%2BG9uXwGjwmCnHs0QVYM%3D' (2024-12-05)
• Updated input 'nixos-cosmic/rust-overlay':
    'github:oxalica/rust-overlay/c65e91d4a33abc3bc4a892d3c5b5b378bad64ea1?narHash=sha256-dge02pUSe2QeC/B3PriA0R8eAX%2BEU3aDoXj9FcS3XDw%3D' (2024-11-30)
  → 'github:oxalica/rust-overlay/020701e6057992329a7cfafc6e3c5d5658bbcf79?narHash=sha256-eh2i2GtqdWVOP7yjiWtB8FMUWktCZ4vjo81n6g5mSiE%3D' (2024-12-06)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/ac35b104800bff9028425fec3b6e8a41de2bbfff?narHash=sha256-t4BBVpwG9B4hLgc6GUBuj3cjU7lP/PJfpTHuSqE%2Bcrk%3D' (2024-12-01)
  → 'github:NixOS/nixpkgs/d0797a04b81caeae77bcff10a9dde78bc17f5661?narHash=sha256-kEsTJTUQfQFIJOcLYFt/RvNxIK653ZkTBIs4DG%2BcBns%3D' (2024-12-05)

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