By Saqib Iqbal Ahmed NEW YORK (Reuters) – Alibaba Group Holding Ltd’s shares do not begin trading until Friday, so investors hungry for a bite of the Chinese e-commerce giant have turned their attention to Yahoo Inc’s options in recent days. The volume of options trading in Yahoo – which has a big stake in Alibaba – has risen steadily over the last month. On Thursday, a day before Alibaba’s debut on the New York Stock Exchange, options trading peaked with more than 929,000 contracts changing hands. …