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/games/minecraft-servers/derivation.nix

@@ -0,0 +1,37 @@
+{ lib, stdenv, fetchurl, nixosTests, jre_headless, version, url, sha1 }:
+stdenv.mkDerivation {
+  pname = "minecraft-server";
+  inherit version;
+
+  src = fetchurl { inherit url sha1; };
+
+  preferLocalBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/bin $out/lib/minecraft
+    cp -v $src $out/lib/minecraft/server.jar
+
+    cat > $out/bin/minecraft-server << EOF
+    #!/bin/sh
+    exec ${jre_headless}/bin/java \$@ -jar $out/lib/minecraft/server.jar nogui
+    EOF
+
+    chmod +x $out/bin/minecraft-server
+  '';
+
+  dontUnpack = true;
+
+  passthru = {
+    tests = { inherit (nixosTests) minecraft-server; };
+    updateScript = ./update.py;
+  };
+
+  meta = with lib; {
+    description = "Minecraft Server";
+    homepage = "https://minecraft.net";
+    sourceProvenance = with sourceTypes; [ binaryBytecode ];
+    license = licenses.unfreeRedistributable;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ thoughtpolice tomberek costrouc jyooru ];
+  };
+}