Update nixpkgs and related CI dependencies (#473)

* flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/6df37dc6a77654682fe9f071c62b4242b5342e04' (2023-12-22)
  → 'github:NixOS/nixpkgs/bd645e8668ec6612439a9ee7e71f7eac4099d4f6' (2024-01-02)

* Update CI dependencies with adjusting to nixpkgs

Closes #471

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/workflows/lint.yml

@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: crate-ci/typos@v1.16.24 # selfup { "regex": "\\d\\.\\d+\\.\\d+", "script": "typos --version | cut -d ' ' -f 2" }
+      - uses: crate-ci/typos@v1.16.25 # selfup { "regex": "\\d\\.\\d+\\.\\d+", "script": "typos --version | cut -d ' ' -f 2" }
         with:
           # https://github.com/crate-ci/typos/issues/779
           files: |