refresh avr32 patches to match upstream style

SVN-Revision: 11303

target/linux/avr32/patches/110-openwrt_flashmap.patch

@@ -1,8 +1,6 @@
-Index: linux-2.6.24.7/arch/avr32/boards/atngw100/flash.c
-===================================================================
---- linux-2.6.24.7.orig/arch/avr32/boards/atngw100/flash.c
-+++ linux-2.6.24.7/arch/avr32/boards/atngw100/flash.c
-@@ -45,9 +45,14 @@ static struct mtd_partition flash_parts[
+--- a/arch/avr32/boards/atngw100/flash.c
++++ b/arch/avr32/boards/atngw100/flash.c
+@@ -45,9 +45,14 @@
  		.mask_flags     = MTD_WRITEABLE,
  	},
  	{