nixos: Don't "[a]ttempt to evaluate package pkgs.trash-cli" [backport]

[l0b0]

Closes#8161.

(cherry picked from commit 784a837)

Description

Checklist

• Change is backwards compatible.

• Code formatted with nix fmt or
  nix-shell -p treefmt nixfmt deadnix keep-sorted --run treefmt.

• Code tested through nix run .#tests -- test-all or
  nix-shell --pure tests -A run.all.

• Test cases updated/added. See example.

• Commit messages are formatted like

  {component}:{description}{long description} 

  See CONTRIBUTING for more information and recent commit messages for examples.

• If this PR adds a new module

  • Added myself as module maintainer. See example.
  • Generate a news entry. See News
  • Basic tests added. See Tests

• If this PR adds an exciting new feature or contains a breaking change.

  • Generate a news entry. See News

[khaneliman]

In the future, just add the backport label for a PR you want to backport

[l0b0]

In the future, just add the backport label for a PR you want to backport

Thanks, but:

• How do I do that? I don't have a side menu with labels on this MR.
• The readme only says "If you need a module to be backported, then feel free to open an issue."
• The "Backporting" section of the maintainer docs says to follow the process I did.