By Richa Naidu, Lucy Raitano and Mimosa Spencer LONDON/PARIS (Reuters) – While millions are fretting whether they can afford another $1,000 on energy this year, others are still splashing out on $10,000 Hermes handbags as soaring prices leave wealthier people relatively unscathed. A string of consumer companies, from spirits group Diageo to Birkin bag maker Hermes, have this week reported they’re making money from their most expensive products and expect to continue to do so, despite a cost of living crisis that shows no signs of abating. Sharply higher interest rates, surging inflation and a …