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/timelimit/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchFromGitLab, perl }:
+
+stdenv.mkDerivation rec {
+  pname = "timelimit";
+  version = "1.9.2";
+
+  src = fetchFromGitLab {
+    owner = "timelimit";
+    repo = pname;
+    rev = "release/${version}";
+    sha256 = "sha256-5IEAF8zCKaCVH6BAxjoa/2rrue9pRGBBkFzN57d+g+g=";
+  };
+
+  checkInputs = [ perl ];
+  doCheck = true;
+
+  installFlags = [ "PREFIX=$(out)" ];
+  INSTALL_PROGRAM = "install -m755";
+  INSTALL_DATA = "install -m644";
+
+  meta = with lib; {
+    description = "Execute a command and terminates the spawned process after a given time with a given signal";
+    homepage = "https://devel.ringlet.net/sysutils/timelimit/";
+    license = licenses.bsd2;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ figsoda ];
+  };
+}