DA850evm: Remove dead code

There is an #ifdef and #endif with nothing in between.  This patch simply
removes this dead/useless code.

Signed-off-by: Adam Ford <aford173@gmail.com>

include/configs/da850evm.h

@@ -303,17 +303,11 @@
 #define CONFIG_CLOCKS
 #endif
 
-#ifndef CONFIG_DRIVER_TI_EMAC
-#endif
-
 #ifdef CONFIG_USE_NAND
 #define CONFIG_MTD_DEVICE
 #define CONFIG_MTD_PARTITIONS
 #endif
 
-#ifdef CONFIG_USE_SPIFLASH
-#endif
-
 #if !defined(CONFIG_USE_NAND) && \
 	!defined(CONFIG_USE_NOR) && \
 	!defined(CONFIG_USE_SPIFLASH)