configs: EB+MCF-EV123.h: Fix typo on CONFIG_SYS_HUSH_PARSER

Fix typo on CONFIG_SYS_HUSH_PARSER and also add  CONFIG_SYS_PROMPT_HUSH_PS2
to avoid build error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

include/configs/EB+MCF-EV123.h

@@ -90,7 +90,8 @@
 
 
 #define CONFIG_BOOTDELAY	5
-#define CONFIG_HUSH_PARSER
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
 #define CONFIG_SYS_PROMPT	"\nEV123 U-Boot> "
 #define	CONFIG_SYS_LONGHELP	1