mk: remove xprintf

totally useless function. all it does is print
quotes. just printf the args into awk

this does literally the same thing. the output
will literally be the same.

unclear thinking == unclear code

right thinking == this patch

Signed-off-by: Leah Rowe <leah@libreboot.org>

mk

@@ -50,7 +50,8 @@ err()
 	elif [ $# -gt 1 ]; then
 		printf "ERROR %s: %s: in command with args: " "$0" "$1" 1>&2
 		shift 1
-		xprintf "$@" 1>&2
+		printf '%s\n' "$@" | awk '{printf "\"%s\" ", $0}'
+		printf "\n"
 	else
 		printf "ERROR, but no arguments provided to err\n" 1>&2
 	fi
@@ -58,21 +59,6 @@ err()
 	exit 1
 }
 
-xprintf()
-{
-	xprintfargs=0
-	while [ $# -gt 0 ]; do
-		printf "\"%s\"" "$1"
-		[ $# -gt 1 ] && \
-			printf " "
-
-		xprintfargs=1
-		shift 1
-	done
-	[ $xprintfargs -gt 0 ] && \
-		printf "\n"; :
-}
-
 (
 xbarg0="$0"
 [ "${xbarg0##*/}" = "$xbarg0" ] && \