By Richa Naidu LONDON (Reuters) – Unilever, the maker of Dove soap and Ben & Jerry’s ice cream, struggled to defend fourth-quarter grocery store market share across most of its categories in Europe and the United States, data shows, as it ceded some of its turf to private labels and cut products. The food and consumer products industry has increased prices sharply on basic goods in recent years to make up for soaring input costs that began with the pandemic and were exacerbated by Russia’s invasion of Ukraine. These hikes prompted a cost of living crisis in Europe and the United States, and ev…