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/editors/cudatext/update.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl gnused jq nix-prefetch moreutils
+
+set -euo pipefail
+cd "$(dirname "$0")"
+
+version=$(curl -s https://api.github.com/repos/Alexey-T/CudaText/releases/latest | jq -r '.tag_name')
+url="https://github.com/Alexey-T/CudaText/archive/refs/tags/${version}.tar.gz"
+hash=$(nix-prefetch-url --quiet --unpack --type sha256 $url)
+sriHash=$(nix hash to-sri --type sha256 $hash)
+
+sed -i "s#version = \".*\"#version = \"$version\"#" default.nix
+sed -i "s#sha256 = \".*\"#sha256 = \"$sriHash\"#" default.nix
+
+while IFS=$'\t' read repo owner rev; do
+  latest=$(curl -s https://api.github.com/repos/${owner}/${repo}/releases/latest | jq -r '.tag_name')
+  if [ "$latest" != "$rev" ]; then
+    url="https://github.com/${owner}/${repo}/archive/refs/tags/${latest}.tar.gz"
+    hash=$(nix-prefetch-url --quiet --unpack --type sha256 $url)
+    sriHash=$(nix hash to-sri --type sha256 $hash)
+    jq ".\"${repo}\".rev = \"${latest}\" | .\"${repo}\".sha256 = \"${sriHash}\"" deps.json | sponge deps.json
+  fi
+done <<< $(jq -r 'to_entries[]|[.key,.value.owner,.value.rev]|@tsv' deps.json)