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/flake8-future-import/skip-test.patch

@@ -0,0 +1,13 @@
+diff --git a/test_flake8_future_import.py b/test_flake8_future_import.py
+index 84fde59..345f23f 100644
+--- a/test_flake8_future_import.py
++++ b/test_flake8_future_import.py
+@@ -230,7 +230,7 @@ class TestBadSyntax(TestCaseBase):
+     """Test using various bad syntax examples from Python's library."""
+ 
+ 
+-@unittest.skipIf(sys.version_info[:2] >= (3, 7), 'flake8 supports up to 3.6')
++@unittest.skip("Has issue with installed path for flake8 in python2")
+ class Flake8TestCase(TestCaseBase):
+ 
+     """