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/pgcenter/default.nix

@@ -0,0 +1,33 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "pgcenter";
+  version = "0.9.2";
+
+  src = fetchFromGitHub {
+    owner  = "lesovsky";
+    repo   = "pgcenter";
+    rev    = "v${version}";
+    sha256 = "sha256-xaY01T12/5Peww9scRgfc5yHj7QA8BEwOK5l6OedziY=";
+  };
+
+  vendorSha256 = "sha256-9hYiyZ34atmSL7JvuXyiGU7HR4E6qN7bGZlyU+hP+FU=";
+
+  subPackages = [ "cmd" ];
+
+  ldflags = [ "-w" "-s" "-X main.gitTag=${src.rev}" "-X main.gitCommit=${src.rev}" "-X main.gitBranch=master" ];
+
+  postInstall = ''
+    mv $out/bin/cmd $out/bin/pgcenter
+  '';
+
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://pgcenter.org/";
+    changelog = "https://github.com/lesovsky/pgcenter/raw/v${version}/doc/Changelog";
+    description = "Command-line admin tool for observing and troubleshooting PostgreSQL";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.marsam ];
+  };
+}