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/tools/misc/vsh/default.nix

@@ -0,0 +1,26 @@
+{ buildGoModule, fetchFromGitHub, lib }:
+
+buildGoModule rec {
+  pname = "vsh";
+  version = "0.12.1";
+
+  src = fetchFromGitHub {
+    owner = "fishi0x01";
+    repo = "vsh";
+    rev = "v${version}";
+    sha256 = "0skd16j969mb2kgq503wskaw8clyhkw135ny2nsqv5j2zjpr71ap";
+  };
+
+  # vendor directory is part of repository
+  vendorSha256 = null;
+
+  # make sure version gets set at compile time
+  ldflags = [ "-s" "-w" "-X main.vshVersion=v${version}" ];
+
+  meta = with lib; {
+    description = "HashiCorp Vault interactive shell";
+    homepage = "https://github.com/fishi0x01/vsh";
+    license = licenses.mit;
+    maintainers = with maintainers; [ fishi0x01 ];
+  };
+}