SAN FRANCISCO — Jonathan Kuminga wants to be somewhere else. Sure, the summer contract saga is over, but it’s hard to believe the Kuminga Conundrum is at all settled. Yet Warriors coach Steve Kerr said on Wednesday, after Kuminga signed, that he’s “not worried about anything.”And you know what? “That’s the thing that’s held him back — what we need versus what he wants to do,” Kerr said. “We’ve been through a lot bigger deals than this,” Kerr noted on Tuesday, before Kuminga was signed.