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/tools/text/rpl/remove-argparse-manpage.diff

@@ -0,0 +1,27 @@
+diff --git a/setup.cfg b/setup.cfg
+index 12e9198..38e5376 100644
+--- a/setup.cfg
++++ b/setup.cfg
+@@ -15,7 +15,6 @@ classifiers =
+ [options]
+ scripts = rpl
+ python_requires = >=3
+-setup_requires = argparse-manpage
+ install_requires = chardet
+ 
+ [options.extras_require]
+diff --git a/setup.py b/setup.py
+index 96cade6..879fc44 100644
+--- a/setup.py
++++ b/setup.py
+@@ -1,9 +1,8 @@
+-from build_manpages.build_manpages import get_install_cmd
+ from setuptools import setup
+ from setuptools.command.install import install
+ 
+ setup(
+     cmdclass={
+-        'install': get_install_cmd(install),
++        'install': install,
+     }
+ )