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/teamocil/Gemfile

@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem 'teamocil'

pkgs/tools/misc/teamocil/Gemfile.lock

@@ -0,0 +1,13 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    teamocil (1.4.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  teamocil
+
+BUNDLED WITH
+   2.1.4

pkgs/tools/misc/teamocil/default.nix

@@ -0,0 +1,20 @@
+{ lib, bundlerEnv, ruby, bundlerUpdateScript }:
+
+bundlerEnv {
+  inherit ruby;
+  pname = "teamocil";
+  gemdir = ./.;
+
+  passthru.updateScript = bundlerUpdateScript "teamocil";
+
+  meta = with lib; {
+    description     = "A simple tool used to automatically create windows and panes in tmux with YAML files";
+    homepage        = "https://github.com/remiprev/teamocil";
+    license         = licenses.mit;
+    platforms       = platforms.all;
+    maintainers     = with maintainers; [
+      zachcoyle
+      nicknovitski
+    ];
+  };
+}

pkgs/tools/misc/teamocil/gemset.nix

@@ -0,0 +1,10 @@
+{
+  teamocil = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "1l5f33faipb45xx7ds67s7dqgvjlljlcxgpgig4pg8p002vg06r2";
+      type = "gem";
+    };
+    version = "1.4.2";
+  };
+}