HOUSTON — This is what the Lakers and Deandre Ayton have been building toward all season. To be at a place where Ayton not only executed the role the Lakers asked of him at a high level but also took pride in it. The Lakers’ Deandre Ayton, a former No. 1 NBA draft pick, is making an impact in the first-round series against the Rockets. NBAE via Getty Images To consistently make a difference in games even if the impact didn’t show up in the box score. And that’s what Ayton provided early in the Lakers’ first-round playoff series against the Rockets. “It’s been fun, I’m not gonna lie,” Ayton said Friday. “Especially just having a team out there that [has] your back and everybody just dialed in on the defensive end. Defense [has] really been fun on that end with the communication, the terminologies we’ve created and practiced. And the schemes we’ve created as well. Just being players, adjusting to certain coverages they throw at us.…