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/applications/misc/rootbar/default.nix

@@ -0,0 +1,45 @@
+{ lib, stdenv
+, fetchhg
+, pkg-config
+, meson
+, ninja
+, gtk3
+, json_c
+, libpulseaudio
+, wayland
+, wrapGAppsHook
+}:
+
+stdenv.mkDerivation rec {
+  pname = "rootbar";
+  version = "unstable-2020-11-13";
+
+  src = fetchhg {
+    url = "https://hg.sr.ht/~scoopta/rootbar";
+    rev = "a018e10cfc5e";
+    sha256 = "sha256-t6oDIYCVaCxaYy4bS1vxESaFDNxsx5JQLQK77eVuafE=";
+  };
+
+  nativeBuildInputs = [
+    meson ninja pkg-config wrapGAppsHook
+  ];
+
+  buildInputs = [
+    gtk3
+    json_c
+    libpulseaudio
+    wayland
+  ];
+
+  meta = with lib; {
+    homepage = "https://hg.sr.ht/~scoopta/rootbar";
+    description = "A bar for Wayland WMs";
+    longDescription = ''
+      Root Bar is a bar for wlroots based wayland compositors such as sway and
+      was designed to address the lack of good bars for wayland.
+    '';
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ AndersonTorres ];
+    platforms = platforms.unix;
+  };
+}