Hunter Biden is said to be living the high life in California spending his presidential pop’s money while awaiting trial on felony gun and tax charges. Despite Hunter’s looming trial, a sensational report claimed indulgentJoe Biden refuses to cut the purse strings, RadarOnline.com has learned. “Hunter’s splashing around in the ocean, hitting up the trendiest stores in Malibu and Beverly Hills, and buying whatever his heart desires from expensive clothes and shoes to art supplies,” an insider dished to the National Enquirer. The source noted that Hunter’s extravagant lifestyle “is said to be fu…