mcc200: fix build error

Fix compile error:
include/configs/mcc200.h:401:6: error: #elif with no expression

Signed-off-by: Wolfgang Denk <wd@denx.de>

include/configs/mcc200.h

@@ -398,7 +398,7 @@
 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CS2_START | (CONFIG_QUART_CONSOLE - 1)<<5)
 #elif (CONFIG_QUART_CONSOLE > 4) && (CONFIG_QUART_CONSOLE < 9)
 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CS1_START | (CONFIG_QUART_CONSOLE - 5)<<5)
-#elif
+#else
 #error "Wrong QUART expander number."
 #endif