SAN FRANCISCO — Remember that final day of school before winter break, when you show up but have absolutely no motivation to do anything?That wasn’t the Warriors on Wednesday night against the San Antonio Spurs at Chase Center. They, like any good student, wanted to finish the semester strong. No Steph Curry, no Jimmy Butler, and a matchup against the Western Conference’s No. 2 seed, hungry for a win after losing two previous matchups earlier this season. This had the makings of a blowout. It was anything but.Here are three observations from Golden State’s 126-113 loss to San Antonio in the final game before a much-needed week off. Caught ’em sleeping?This current version of the Warriors is not the one we have grown accustomed to this season. These are the nothing-to-lose, let’s-shock-the-world Dubs, who are trying to prove they should be taken seriously in their current state against a much superior opponent.The same heart and hustle Golden State’s depth has displayed at times in Curry’s absence carried over to the first three quarters of Wednesday’s game. All eight players who logged first-quarter minutes clearly had some...