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/development/libraries/coeurl/default.nix

@@ -0,0 +1,34 @@
+{ lib
+, stdenv
+, fetchFromGitLab
+, ninja
+, pkg-config
+, meson
+, libevent
+, curl
+, spdlog
+}:
+
+stdenv.mkDerivation rec {
+  pname = "coeurl";
+  version = "0.2.0";
+
+  src = fetchFromGitLab {
+    domain = "nheko.im";
+    owner = "nheko-reborn";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-IIIl+/5Omv0lYTNAjeA63ofJlBmNe3+yTOxDsvL+ak0=";
+  };
+
+  nativeBuildInputs = [ ninja pkg-config meson ];
+  buildInputs = [ libevent curl spdlog ];
+
+  meta = with lib; {
+    description = "A simple async wrapper around CURL for C++";
+    homepage = "https://nheko.im/nheko-reborn/coeurl";
+    license = licenses.mit;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ rnhmjoj ];
+  };
+}