ST. LOUIS — So what kind of odds do you suppose you could’ve gotten if you had strolled into the Cubby Bear a month ago and wagered that the White Sox would have a better record than the Cubs on June 1? The Cubs began May with a 20-12 record, tied with the Reds for first place in the National League Central. The Sox were 15-17, their long-suffering fans pondering whether a .500 record might actually be within reach. The Cubs already had a 10-gam…