Daniel D'Addario Chief TV CriticSpoiler alert: This review contains spoilers for “Saul Gone,” the series finale of “Better Call Saul.”It turns out that there was one person the once and future Jimmy McGill would put ahead of his own self-interest.In the striking and elegant finale to one of TV’s most consistently strong dramas of the past decade, Bob Odenkirk’s Saul Goodman, to borrow a phrase, broke good. Having finally been apprehended, Saul structured a plea bargain that would have him in and out of prison in a plausibility-stretching-but-who’s-counting seven years.