nitrokey-app2: fix build

[wegank]

https://hydra.nixos.org/job/nixpkgs/trunk/nitrokey-app2.x86_64-linux

Discovered in ngi-nix/ngipkgs#800.

Things done

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

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[eljamm]

nixpkgs-review result

Generated using nixpkgs-review-gha

Command: nixpkgs-review pr 398580

Logs: https://github.com/eljamm/nixpkgs-review-gha/actions/runs/14448934276

---

x86_64-linux

✅ 2 packages built:

• nitrokey-app2
• nitrokey-app2.dist

---

aarch64-linux

✅ 2 packages built:

• nitrokey-app2
• nitrokey-app2.dist

[eljamm]

Thanks for the fix