flake.lock: Update

Flake lock file updates:

• Updated input 'crane':
    'github:ipetkov/crane/b556d7bbae5ff86e378451511873dfd07e4504cd?narHash=sha256-5xsK26KRHf0WytBtsBnQYC/lTWDhQuT57HJ7SzuqZcM%3D' (2026-03-18)
  → 'github:ipetkov/crane/3d9df76e29656c679c744968b17fbaf28f0e923d?narHash=sha256-hy0XTQND6avzGEUFrJtYBBpFa/POiiaGBr2vpU6Y9tY%3D' (2026-03-24)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/b40629efe5d6ec48dd1efba650c797ddbd39ace0?narHash=sha256-TJ3lSQtW0E2JrznGVm8hOQGVpXjJyXY2guAxku2O9A4%3D' (2026-03-18)
  → 'github:nixos/nixpkgs/46db2e09e1d3f113a13c0d7b81e2f221c63b8ce9?narHash=sha256-4hAV26quOxdC6iyG7kYaZcM3VOskcPUrdCQd/nx8obc%3D' (2026-03-24)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/cc80954a95f6f356c303ed9f08d0b63ca86216ac?narHash=sha256-zrRVwdfhDdohANqEhzY/ydeza6EXEi8AG6cyMRNYT9Q%3D' (2026-03-20)
  → 'github:oxalica/rust-overlay/a313afc75b85fc77ac154bf0e62c36f68361fd0b?narHash=sha256-258qgkMkYPkJ9qpIg63Wk8GoIbVjszkGGPU1wbVHYTk%3D' (2026-03-27)

Author: littlenano