A public spat between the United States and Saudi Arabia will not deter top Wall Street executives and US business leaders from a flagship investment event starting on Tuesday where the kingdom will seek deals to reduce its economy’s reliance on oil. President Joe Biden has vowed “consequences” for US-Saudi ties over an OPEC+ decision this month to cut oil output targets, which Riyadh defended as serving market stability. The dispute was the latest shadow to be cast over the annual Future Investment Initiative (FII), which was hit by a Western boycott over the 2018 murder of Saudi journalist J…