tests/lib/test-base: also use non-interactive installer url

Author: Mic92

tests/lib/test-base.nix

@@ -2,9 +2,9 @@ test:
 { pkgs ? import <nixpkgs> { }
 , nixos-anywhere ? pkgs.callPackage ../../src { }
 , disko ? "${builtins.fetchTarball "https://github.com/nix-community/disko/archive/master.tar.gz"}/module.nix"
-, kexec-installer ? builtins.fetchurl "https://github.com/nix-community/nixos-images/releases/download/nixos-unstable/nixos-kexec-installer-${pkgs.stdenv.hostPlatform.system}.tar.gz"
+, kexec-installer ? builtins.fetchurl "https://github.com/nix-community/nixos-images/releases/download/nixos-unstable/nixos-kexec-installer-noninteractive-${pkgs.stdenv.hostPlatform.system}.tar.gz"
 , ...
-}@args:
+}:
 let
   inherit (pkgs) lib;
   nixos-lib = import (pkgs.path + "/nixos/lib") { };