flake.lock: Update

[github-actions[bot]]

Automated changes by the update-flake-lock GitHub Action.

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/d3472a8728c882f4804ec751bfa960991d39c23b?narHash=sha256-/h22mCdX1Od0Ej2yKEznRrk9%2Bc4RzWOG9kLO91oCrl8%3D' (2024-05-20)
  → 'github:NixOS/nixpkgs/0852bd6a954bb42ad6bf1f88ef12a7fbe3009103?narHash=sha256-R%2BpQmtvtswRXHT%2B6a/czpofRqMaV2i0C4z2ns/iVbtw%3D' (2024-05-20)

Running GitHub Actions on this PR

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To run GitHub Actions workflows on this PR, run:

git branch -D update_flake_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force