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/python-modules/keyrings-cryptfile/fix-testsuite.patch

@@ -0,0 +1,14 @@
+diff --git a/setup.cfg b/setup.cfg
+index ec7eb30..7ffd831 100644
+--- a/setup.cfg
++++ b/setup.cfg
+@@ -5,9 +5,6 @@ dists = clean --all sdist bdist_wheel
+ [wheel]
+ universal = 1
+ 
+-[tool:pytest]
+-addopts = -s --cov=keyrings/cryptfile
+-
+ [egg_info]
+ tag_build = 
+ tag_date = 0