flake.lock: Update

Flake lock file updates:

• Updated input 'crane':
    'https://api.flakehub.com/f/pinned/ipetkov/crane/0.23.1/019c5f10-c11f-7168-9bcd-90603c8577dc/source.tar.gz' (2026-02-15)
  → 'https://api.flakehub.com/f/pinned/ipetkov/crane/0.23.2/019d1d54-2086-73ce-8807-3163b406a5cd/source.tar.gz' (2026-03-24)
• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.967235%2Brev-6c9a78c09ff4d6c21d0319114873508a6ec01655/019d198c-70dc-7753-b1d1-721451f578ae/source.tar.gz' (2026-03-21)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.977467%2Brev-4c1018dae018162ec878d42fec712642d214fdfa/019d75d9-1186-76c1-baa5-93baafa37a8d/source.tar.gz' (2026-04-09)

Author: github-actions[bot]