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/networking/powerdns-admin/update-asset-deps.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -I nixpkgs=../../../.. -i bash -p wget yarn2nix-moretea.yarn2nix jq
+
+# This script is based upon:
+# pkgs/applications/networking/instant-messengers/riot/update-riot-desktop.sh
+
+set -euo pipefail
+
+if [[ $# -ne 1 || $1 == -* ]]; then
+    echo "Regenerates the Yarn dependency lock files for the powerdns-admin package."
+    echo "Usage: $0 <git release version>"
+    exit 1
+fi
+
+WEB_SRC="https://raw.githubusercontent.com/ngoduykhanh/PowerDNS-Admin/v$1"
+
+wget "$WEB_SRC/package.json" -O - | jq ".name = \"powerdns-admin-assets\" | .version = \"$1\"" > package.json
+wget "$WEB_SRC/yarn.lock" -O yarn.lock
+yarn2nix --lockfile=yarn.lock > yarndeps.nix
+rm yarn.lock