BALTIMORE — The Yankees came into the season confident in their pitching depth. Now, that very depth will get tested. The Yankees had to scramble Saturday to recover from the blow of losing Michael King, most likely for the year. The right-hander has been a big part of both the bullpen and the team’s success this season, and he likely broke his elbow Friday night throwing a pitch in the Yankees’ 7-6 win over the Orioles at Camden Yards. King’s elbow injury piles on top of the Yankees losing Miguel Castro for some time to a shoulder strain and Chad Green for the season to Tommy John surgery. Th…