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/os-specific/linux/kernel/modinst-arg-list-too-long.patch

@@ -0,0 +1,14 @@
+diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
+index 07650ee..934a7a8 100644
+--- a/scripts/Makefile.modinst
++++ b/scripts/Makefile.modinst
+@@ -9,7 +9,8 @@ include scripts/Kbuild.include
+ 
+ #
+ 
+-__modules := $(sort $(shell grep -h '\.ko$$' /dev/null $(wildcard $(MODVERDIR)/*.mod)))
++__modules := $(sort $(foreach f,$(wildcard $(MODVERDIR)/*.mod),$(shell \
++    grep -h '\.ko$$' '$f')))
+ modules := $(patsubst %.o,%.ko,$(wildcard $(__modules:.ko=.o)))
+ 
+ PHONY += $(modules)