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/applications/misc/sigi/default.nix

@@ -0,0 +1,30 @@
+{ lib, rustPlatform, fetchCrate, installShellFiles, testers, sigi }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "sigi";
+  version = "3.4.0";
+
+  src = fetchCrate {
+    inherit pname version;
+    sha256 = "sha256-wqdgrFeB3YuMo/r4ndqRZCz+M1WuUvX2pHHkyNMdnvo=";
+  };
+
+  cargoSha256 = "sha256-103zhlskzhEj6oUam7YDRWiSPTaV2PPJhzP7QeMBtDQ=";
+  nativeBuildInputs = [ installShellFiles ];
+
+  # In case anything goes wrong.
+  checkFlags = [ "RUST_BACKTRACE=1" ];
+
+  postInstall = ''
+    installManPage sigi.1
+  '';
+
+  passthru.tests.version = testers.testVersion { package = sigi; };
+
+  meta = with lib; {
+    description = "Organizing CLI for people who don't love organizing.";
+    homepage = "https://github.com/hiljusti/sigi";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ hiljusti ];
+  };
+}