While the potential dynasty for the Oklahoma City Thunder didn’t come completely off the rails with a Western Conference Finals loss to the San Antonio Spurs, it probably seems like it did at this point.The Thunder, still the defending NBA champions, have now become a footnote to an epic NBA Finals series between the Spurs and the Knicks. When they do come up, it’s solely their failure against the Spurs and what they might do to fix it.Unfortuna…