BERLIN (Reuters) - German consumer morale deteriorated sharply heading into April to hit its lowest level since 2009, a survey showed on Thursday, suggesting that the coronavirus pandemic is putting the brakes on household spending in Europe's largest economy.The Nuremberg-based GfK institute said its survey of around 2,000 Germans showed consumer sentiment falling to 2.7 points from a revised reading of 8.3 points a month earlier.This was the lowest reading since May 2009 and undershot a..