remove patch, does not apply anymore

package/u-boot/patches/patch-arch_arm_cpu_arm1176_config_mk

@@ -1,8 +0,0 @@
---- u-boot-d8bec60c1b0de7770f9b56ad092ab9be801d99af.orig/arch/arm/cpu/arm1176/config.mk	2014-12-27 11:52:56.000000000 -0600
-+++ u-boot-d8bec60c1b0de7770f9b56ad092ab9be801d99af/arch/arm/cpu/arm1176/config.mk	2014-12-27 12:27:09.407517499 -0600
-@@ -6,4 +6,4 @@
- #
- 
- # Make ARMv5 to allow more compilers to work, even though its v6.
--PLATFORM_CPPFLAGS += -march=armv5t
-+PLATFORM_CPPFLAGS += -march=armv6