microblaze: Remove wrong define CONFIG_SYS_FLASH_PROTECTION

CONFIG_SYS_FLASH_PROTECTION is defined twice. The second one
is outside the flash configuration context and we can remove
it safely.

Signed-off-by: Stephan Linz <linz@li-pro.net>
Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index 295d123..5f16820 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -200,8 +200,6 @@
 # define CONFIG_ENV_IS_NOWHERE	1
 # define CONFIG_ENV_SIZE	0x1000
 # define CONFIG_ENV_ADDR	(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
-/* hardware flash protection */
-# define CONFIG_SYS_FLASH_PROTECTION
 #endif /* !FLASH */
 
 /* system ace */