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/plank/hide-in-pantheon.patch

@@ -0,0 +1,9 @@
+diff --git a/data/plank.desktop.in b/data/plank.desktop.in
+index 330c3a4..e1bdf5f 100644
+--- a/data/plank.desktop.in
++++ b/data/plank.desktop.in
+@@ -8,3 +8,4 @@ Exec=plank
+ Icon=plank
+ Terminal=false
+ NoDisplay=false
++NotShowIn=Pantheon;