flake.lock: Update

Flake lock file updates:

• Updated input 'bscpkgs':
    'git+https://pm.bsc.es/gitlab/rarias/bscpkgs.git?ref=refs/heads/master&rev=3a4062ac04be6263c64a481420d8e768c2521b80' (2023-09-14)
  → 'git+https://git.sr.ht/~rodarima/bscpkgs?ref=refs/heads/master&rev=f605f8e5e4a1f392589f1ea2b9ffe2074f72a538

' (2023-10-31)

Reviewed-by: Aleix Roca Nonell <aleix.rocanonell@bsc.es>