target.h: Remove redundant function declarations

Change-Id: Ib7a9f479849443eb3fd8fbbc0c5c17f4dd51b82f
diff --git a/include/target.h b/include/target.h
index 6c4486d..19be4b6 100644
--- a/include/target.h
+++ b/include/target.h
@@ -41,8 +41,6 @@
 int target_is_emmc_boot(void);
 
 unsigned* target_atag_mem(unsigned* ptr);
-void *target_get_scratch_address(void);
-unsigned target_get_max_flash_size(void);
 void target_battery_charging_enable(unsigned enable, unsigned disconnect);
 unsigned target_pause_for_battery_charge(void);
 unsigned target_baseband(void);