SAN FRANCISCO — The odds are slimmer than slim, but the San Francisco Giants have not been eliminated from playoff contention yet. The Giants’ 10-4 win against the Arizona Diamondbacks on Friday night — along with a Milwaukee Brewers win and Philadelphia Phillies loss — kept alive their season. That the second game of the Phillies’ double-header on Friday was rained out helped a bit, too. But the Giants will need to win out their remaining five games and the Phillies and Brewers must lose all of their games for the Giants to make the postseason. Unlikely, sure, but adds some spice to the remai…