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/misc/onboard/fix-paths.patch

@@ -0,0 +1,11 @@
+--- a/Onboard/ClickSimulator.py
++++ b/Onboard/ClickSimulator.py
+@@ -479,7 +479,7 @@ class CSMousetweaks(ConfigObject, ClickSimulator):
+         self._daemon_running_notify_callbacks = []
+
+     def _launch_daemon(self, delay):
+-        self.launcher.launch_delayed(["mousetweaks"], delay)
++        self.launcher.launch_delayed(["@mousetweaks@/bin/mousetweaks"], delay)
+
+     def _set_connection(self, active):
+         ''' Update interface object, state and notify listeners '''