The Warriors’ trade to acquire veteran center Kristaps Porziis hasn’t produced immediate returns quite yet.After all, Porziis is playing in just his second game with Golden State on Saturday against the Oklahoma City Thunder. The Latvian big man had missed the last six contests with a “mysterious” illness.However, general manager Mike Dunleavy isn’t panicking over the move; he explained why the Warriors’ trade for Jimmy Butler last season gives him confidence this time around in an interview Friday with 95.7 The Game’s “Willard and Dibs.”“I think the thought process for us on the trade was the opportunity to get a player of his quality, who, when healthy, is pretty good, pretty unique,” Dunleavy told Mark Willard and Dan Dibley. “Like, what he can do on the defensive end, what he can do on the offensive end. And then we had to calculate what we thought the ability and the chances of him being healthy and playing a bunch for us. We felt pretty good about that. We still do. We still do. Has there been a little bit of a hiccup — he played one game, and he’s been out — but I think his return is...