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/development/libraries/gstreamer/core/setup-hook.sh

@@ -0,0 +1,9 @@
+addGstreamer1LibPath () {
+    if test -d "$1/lib/gstreamer-1.0"
+    then
+        export GST_PLUGIN_SYSTEM_PATH_1_0="${GST_PLUGIN_SYSTEM_PATH_1_0-}${GST_PLUGIN_SYSTEM_PATH_1_0:+:}$1/lib/gstreamer-1.0"
+    fi
+}
+
+addEnvHooks "$hostOffset" addGstreamer1LibPath
+