Obtain password length from utils script

src/freedombone-adduser

 # Minimum number of characters in a password
 MINIMUM_PASSWORD_LENGTH=10
 if [ -f /usr/local/bin/${PROJECT_NAME} ]; then
-	MINIMUM_PASSWORD_LENGTH=$(cat /usr/local/bin/${PROJECT_NAME} | grep 'MINIMUM_PASSWORD_LENGTH=' | head -n 1 | awk -F '=' '{print $2}')
+	MINIMUM_PASSWORD_LENGTH=$(cat /usr/local/bin/${PROJECT_NAME}-utils-passwords | grep 'MINIMUM_PASSWORD_LENGTH=' | head -n 1 | awk -F '=' '{print $2}')
 else
 	if [ -f /usr/bin/${PROJECT_NAME} ]; then
-		MINIMUM_PASSWORD_LENGTH=$(cat /usr/bin/${PROJECT_NAME} | grep 'MINIMUM_PASSWORD_LENGTH=' | head -n 1 | awk -F '=' '{print $2}')
+		MINIMUM_PASSWORD_LENGTH=$(cat /usr/bin/${PROJECT_NAME}-utils-passwords | grep 'MINIMUM_PASSWORD_LENGTH=' | head -n 1 | awk -F '=' '{print $2}')
 	fi
 fi