GOV. MAURA HEALEY on Wednesday threw her support behind a ballot question that supporters say could unlock $100 million in new conservation dollars. The measure, one of nine that will be before voters in November, will be listed as Question 6 on ballots. Asked if she has a position on any of the questions yet, Healey told GBH “Boston Public Radio” hosts Jim Braude and Margery Eagan, “Not on all of them, and you know, there are some that I’ve sor…