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/cd-dvd/srt-to-vtt-cl/default.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchFromGitHub, substituteAll }:
+
+stdenv.mkDerivation rec {
+  pname = "srt-to-vtt-cl";
+  version = "unstable-2019-01-03";
+
+  src = fetchFromGitHub {
+    owner = "nwoltman";
+    repo = pname;
+    rev = "ce3d0776906eb847c129d99a85077b5082f74724";
+    sha256 = "0qxysj08gjr6npyvg148llmwmjl2n9cyqjllfnf3gxb841dy370n";
+  };
+
+  patches = [
+    (substituteAll {
+      src = ./fix-validation.patch;
+    })
+  ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp bin/$(uname -s)/$(uname -m)/srt-vtt $out/bin
+  '';
+
+  meta = with lib; {
+    description = "Convert SRT files to VTT";
+    license = licenses.mit;
+    maintainers = with maintainers; [ ericdallo ];
+    homepage = "https://github.com/nwoltman/srt-to-vtt-cl";
+    platforms = platforms.linux;
+  };
+}