(Bloomberg) — One of the year’s best-performing artificial intelligence stocks could be about to face a rude awakening.Most Read from BloombergParis Restricts Through Traffic in City CenterFrom Housing to Immigration, Key Ballot Initiatives and Local Races to FollowArm Holdings Plc is due to report results after the market close, and investors are skeptical that the chip-design company will be able to justify the almost 90% share-price jump that has made it one of the most expensive stocks in t