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/servers/fishnet/Cargo.lock.patch

@@ -0,0 +1,13 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index 963e40e..fb76d78 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -230,7 +230,7 @@ dependencies = [
+
+ [[package]]
+ name = "fishnet"
+-version = "2.5.1-dev"
++version = "2.5.1"
+ dependencies = [
+  "arrayvec",
+  "atty",

pkgs/servers/fishnet/default.nix

@@ -0,0 +1,47 @@
+{ lib
+, stdenv
+, rustPlatform
+, fetchFromGitHub
+, fetchurl
+}:
+
+let
+  nnueFile = "nn-13406b1dcbe0.nnue";
+  nnue = fetchurl {
+    url = "https://tests.stockfishchess.org/api/nn/${nnueFile}";
+    sha256 = "sha256-E0BrHcvgo238XgfaUdjbOLekXX2kMHjsJadiTCuDI28=";
+  };
+in
+rustPlatform.buildRustPackage rec {
+  pname = "fishnet";
+  version = "2.5.1";
+
+  src = fetchFromGitHub {
+    owner = "niklasf";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-nVRG60sSpTqfqhCclvWoeyHR0+oO1Jn1PgftigDGq5c=";
+    fetchSubmodules = true;
+  };
+
+  postPatch = ''
+    cp -v '${nnue}' 'Stockfish/src/${nnueFile}'
+    cp -v '${nnue}' 'Fairy-Stockfish/src/${nnueFile}'
+  '';
+
+  cargoSha256 = "sha256-BJK7M/pjHRj74xoeciavhkK2YRpeogkELIuXetX73so=";
+
+  # TODO: Cargo.lock is out of date, so fix it. Likely not necessary anymore in
+  # the next update.
+  cargoPatches = [
+    ./Cargo.lock.patch
+  ];
+
+  meta = with lib; {
+    description = "Distributed Stockfish analysis for lichess.org";
+    homepage = "https://github.com/niklasf/fishnet";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ tu-maurice ];
+    platforms = [ "x86_64-linux" ];
+  };
+}