If the 17-27 Houston Astros were looking for some positive momentum, they might have gotten it on Wednesday night thanks to a recently called up prospect. Zach Cole, the Astros' No. 9 prospect , delivered something of a breakthrough moment in what was his 23rd major league game and eighth since being recalled from Triple-A Sugar Land. Coming up against Seattle Mariners reliever Alex Hoppe in the 10th inning of a 3-3 tie, the 25-year-old sent the Daikin Park faithful home happy by driving in Brice Matthews with an RBI single for the winning run. Cole Enjoying A Breakthrough Major League Stint in Houston Houston Astros right fielder Zach Cole | Troy Taormina-Imagn Images The walk-off - the first of Cole's major league career - came during a stretch in which the 2022 10th round pick has demonstrated his potential at the big league level. He has slashed an impressive .304/.333/.609 line with two home runs and six RBI, albeit in a small sample size of just eight games.…