The European Central Bank is set to raise its inflation forecast on Wednesday, saying that its trillion-euro-plus asset buying program is already paying off, and may urge Greece to accept a new deal from its creditors to access fresh aid. In what could be the bank’s least eventful meeting in months, the ECB is set to keep rates on hold, confirm its growth forecasts, make the case for a steady pace in quantitative easing and discuss Greece only briefly, leaving most of the talking to Brussels. The bank will announce its rate decision at 1145 GMT (7.45 a.m.