A half-hour after the final out was made Saturday night, as the Houston Astros celebrated their World Series victory on the field, the two longest-tenured Phillies players stood side by side in a corner of the clubhouse and reflected on the postseason ride they had always imagined. Aaron Nola will be back for an encore next season. Zach Eflin? Not necessarily. The Phillies informed Nola on Monday that they will pick up his $16 million team option for 2023, an easy call considering his track record as one of the most durable starting pitchers in baseball. Since 2018, the 29-year-old right-hande…