BRUSSELS — Senior European Commission officials hardly ever get the sack. On Thursday, one did. That was the twist in a tale that up until that moment had been classically Brussels. The protagonist: A little-known bureaucrat who had spent two decades working in the EU civil service. The allegations: Taking expensive gifts that aroused suspicions over conflicts of interest. “After nearly 22 years at the Commission, I am obviously disappointed,” Henrik Hololei told POLITICO only hours after he