By Elisa Anzolin MILAN (Reuters) – Italian spirits group Campari sees no sign that concerns over inflation are deterring drinkers who still want to enjoy a night out as the winter party season looms in Europe and the United States. “We are not seeing any change in consumer sentiment in our portfolio,” Campari Chief Executive Bob Kunze-Concewitz said on a call. “The off premise (business) has slowed down in its growth, but this is from a high, high level, but the on-premise is very vibrant in all our markets,” the CEO added, highlighting demand from drinkers heading out to bars and restaurants….