By Rohan Nadkarni Which teams scored the highest this offseason? Which scored the lowest? It’s been a strange NBA offseason. Now into the second week of August, there are still big names and restricted free agents lingering that could change the scope of the league. At the same time, it’s unclear if or when any of those dominoes will fall. So we’re going to hand out some offseason grades, even if there are still some moves left on the table. Earlier, we graded the Eastern Conference. Today, we’ll head out west. Dallas Mavericks: C-Losing Jalen Brunson really hurts. And while Christian Wood giv…