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/build-support/rust/test/import-cargo-lock/basic-dynamic/default.nix

@@ -0,0 +1,16 @@
+{ rustPlatform }:
+
+rustPlatform.buildRustPackage {
+  pname = "basic-dynamic";
+  version = "0.1.0";
+
+  src = ./.;
+
+  cargoLock.lockFileContents = builtins.readFile ./Cargo.lock;
+
+  doInstallCheck = true;
+
+  installCheckPhase = ''
+    $out/bin/basic-dynamic
+  '';
+}