Update detsys-ts: Drop the old schemas and integrate the open PRs (#162) (#238)

* flake.lock: Update

Flake lock file updates:

• Updated input 'flake-schemas':
    'https://api.flakehub.com/f/pinned/DeterminateSystems/flake-schemas/0.2.1/019c8ce4-cd63-7c3c-a4cf-d1e0788fdcd9/source.tar.gz' (2026-02-12)
  → 'https://api.flakehub.com/f/pinned/DeterminateSystems/flake-schemas/0.4.1/019d01eb-47d3-710f-aade-0515bfcdaa1f/source.tar.gz' (2026-03-18)
• Updated input 'nixpkgs':
    'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.953160%2Brev-2fc6539b481e1d2569f25f8799236694180c0993/019c8e05-d2f6-7c7e-9ead-612154b18bfb/source.tar.gz' (2026-02-23)
  → 'https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.967235%2Brev-6c9a78c09ff4d6c21d0319114873508a6ec01655/019d198c-70dc-7753-b1d1-721451f578ae/source.tar.gz' (2026-03-21)

* Update `detsys-ts` for: `Drop the old schemas and integrate the open PRs (#162)` (`24d2aa4cffcb4fe9def110e054d79beda382e6e7`)

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Co-authored-by: grahamc <grahamc@users.noreply.github.com>
Co-authored-by: grahamc <76716+grahamc@users.noreply.github.com>

Author: detsys-pr-bot