scripts/multiconfig.sh: Fix a typo

Fix the spelling of "configs".

Signed-off-by: York Sun <yorksun@freescale.com>
CC: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

scripts/multiconfig.sh

@@ -120,7 +120,7 @@ do_board_defconfig () {
 
 	if [ ! -r $defconfig_path ]; then
 		echo >&2 "***"
-		echo >&2 "*** Can't find default configuration \"confis/$1\"!"
+		echo >&2 "*** Can't find default configuration \"configs/$1\"!"
 		echo >&2 "***"
 		exit 1
 	fi