ST. LOUIS — As far back as last year’s MLB playoffs, veteran Dodgers infielder Miguel Rojas said he planned to retire at the end of the 2026 season. Thus, it came as a surprise this week when Rojas told Ken Rosenthal of The Athletic that he could reconsider the decision under one specific scenario. “If we three-peat,” he said. The Dodgers’ Miguel Rojas said he would like to return next season if LA three-peats. Jayne Kamin-Oncea-Imagn Images Given the Dodgers’ status as World Series front-runners, that might not be a very big “if” at all. On Friday, Rojas expounded on his thought process in an interview with The California Post, saying the idea to continue playing only really crystallized in the last few weeks. “It’s not that I’ve already made the decision,” he said. “It’s just, I need to keep myself, and my family, open to return if we win.” Much can change between now and then, of course.…