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/openra/mod-launch-game.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+show_error() {
+  if command -v zenity > /dev/null; then
+    zenity --no-wrap --no-markup --error --title "OpenRA - @title@" --text "$1" 2>/dev/null
+  else
+    printf "$1\n" >&2
+  fi
+  exit 1
+}
+
+cd "@out@/lib/openra-@name@"
+
+# Check for missing assets
+assetsError='@assetsError@'
+if [[ -n "$assetsError" && ! -d "$HOME/.openra/Content/@name@" ]]; then
+  show_error "$assetsError"
+fi
+
+# Run the game
+mono --debug OpenRA.Game.exe Game.Mod=@name@ Engine.LaunchPath="@out@/bin/openra-@name@" Engine.ModSearchPaths="@out@/lib/openra-@name@/mods" "$@"
+
+# Show a crash dialog if something went wrong
+if (( $? != 0 && $? != 1 )); then
+  show_error $'OpenRA - @title@ has encountered a fatal error.\nPlease refer to the crash logs for more information.\n\nLog files are located in ~/.openra/Logs'
+fi