By William Schomberg LONDON (Reuters) – British consumers slowed the pace of their spending last month as the Omicron COVID-19 wave hit fuel sales and kept people away from bars and restaurants, according to a survey which also pointed to the impact of rising inflation. Consumer spending was 7.4% higher than in January 2020 – before the pandemic – the weakest increase since April last year, payments provider Barclaycard said. It said nine in 10 people it surveyed felt their household finances and discretionary spending were being impacted by the recent jump in prices. Britain’s inflation rate …