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/compilers/nim/nim.cfg.patch

@@ -0,0 +1,31 @@
+diff --git a/config/nim.cfg b/config/nim.cfg
+index 3b964d124..850ed0ed9 100644
+--- a/config/nim.cfg
++++ b/config/nim.cfg
+@@ -8,26 +8,12 @@
+ # Environment variables can be accessed like so:
+ #  gcc.path %= "$CC_PATH"
+ 
+-cc = gcc
+-
+ # additional options always passed to the compiler:
+ --parallel_build: "0" # 0 to auto-detect number of processors
+ 
+ hint[LineTooLong]=off
+ #hint[XDeclaredButNotUsed]=off
+ 
+-# Examples of how to setup a cross-compiler:
+-
+-# Cross-compiling for Raspberry Pi.
+-# (This compiler is available in gcc-arm-linux-gnueabihf package on Ubuntu)
+-arm.linux.gcc.exe = "arm-linux-gnueabihf-gcc"
+-arm.linux.gcc.linkerexe = "arm-linux-gnueabihf-gcc"
+-
+-# For OpenWRT, you will also need to adjust PATH to point to your toolchain.
+-mips.linux.gcc.exe = "mips-openwrt-linux-gcc"
+-mips.linux.gcc.linkerexe = "mips-openwrt-linux-gcc"
+-
+-
+ path="$lib/deprecated/core"
+ path="$lib/deprecated/pure"
+ path="$lib/pure/collections"