util/board_status: Add `echo` before message string

Fix up commit 1b6e7a67 (Updates to the board status script) forgetting
to put `echo` in front of the string.

Change-Id: I7d4dfcc62545dfee2073410ba47489318a9bf5c6
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/10265
Tested-by: build bot (Jenkins)
Reviewed-by: Timothy Pearson <tpearson@raptorengineeringinc.com>

util/board_status/board_status.sh

@@ -272,7 +272,7 @@ if [ $UPLOAD_RESULTS -eq 1 ]; then
 		# whole repo?
 		git clone $bsrepo
 		if [ $? -ne 0 ]; then
-			"Error cloning board-status repo, aborting."
+			echo "Error cloning board-status repo, aborting."
 			exit $EXIT_FAILURE
 		fi
 	fi