uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/node-packages/package-tests/tailwindcss.nix

@@ -0,0 +1,47 @@
+{ runCommand, tailwindcss, nodePackages }:
+
+let
+
+  inherit (tailwindcss) packageName version;
+
+  tailwindcssInput = builtins.toFile "input.css" ''
+    @tailwind base;
+    @tailwind components;
+    @tailwind utilities;
+  '';
+
+  tailwindcssWithPlugins = tailwindcss.overrideAttrs (oldAttrs: {
+    plugins = [
+      nodePackages."@tailwindcss/typography"
+    ];
+  });
+
+  tailwindcssWithPluginsConfig = builtins.toFile "tailwind.config.js" ''
+    module.exports = {
+      content: ["./with-typography.input"],
+      plugins: [
+        require('@tailwindcss/typography'),
+      ],
+    }
+  '';
+
+in
+
+runCommand "${packageName}-tests" { meta.timeout = 60; }
+  ''
+    mkdir $out
+
+    # Ensure CLI runs
+    ${tailwindcss}/bin/tailwind --help > /dev/null
+    ${tailwindcss}/bin/tailwindcss --help > /dev/null
+
+    # Ensure CLI with plugins runs
+    echo '"ml-4 prose"' > ./with-typography.input
+    ${tailwindcssWithPlugins}/bin/tailwind \
+      --config ${tailwindcssWithPluginsConfig} \
+      --input ${tailwindcssInput} \
+      --output $out/with-typography.css
+
+    grep -q ml-4 $out/with-typography.css
+    grep -q prose $out/with-typography.css
+  ''