The Florida State softball team had a three-run lead heading into the middle innings on Saturday in the ACC Championship Game. The cushion, it turns out, wasn’t big enough. The No. 1 seed Duke Blue Devils, playing in their home park, scored six unanswered runs — including four in the pivotal sixth inning — to come back and win the second conference title in program history. It’s just the second time in the last 10 years Florida State hasn’t won the ACC tournament. Now, the Seminoles (43-14) will watch the Sunday Night Selection Show to see if they’ll be hosting an NCAA Regional next weekend. T…