Workday stock is not cheap, but it's getting cheaper and could be worth buying soon.Shares of human-resources software maker Workday (WDAY -15.29%) tumbled 13.8% through 11:40 a.m. ET on Friday, despite beating expectations in the company's first-quarter 2024 earnings report Thursday night.Heading into earnings, analysts forecast Workday would earn $1.58 per share on sales of $1.97 billion. The company edged out the revenue prediction with sales of $1.99 billion, and beat the per-share guess soundly, earnin ...