Alibaba Group Holding Ltd. is cutting prices for cloud customers from the US to Singapore by as much as 59%, mirroring deep discounts at home as the once high-flying division struggles to fend off rivals and revive growth.The move coincides with a surge in demand for cloud computing to support a global boom in AI development, as well as a complicated internal restructuring. Chief Executive Officer Eddie Wu is spearheading a far-reaching overhaul to try and revitalize Alibaba’s main businesses in...