Macworld In an alternate WWDC keynote that wasn’t dominated by Apple Intelligence, the new iPad Pro could have been launched as Apple’s slimmest device ever and captured all the attention. Indeed, back in the day, the company would often build an entire launch event around the message “last year’s device, only thinner.” That hasn’t been a common sell in recent years, however, as Bloomberg reporter Mark Gurman points out in the latest edition of his Power On newsletter. The MacBook Pro, the Apple Watch, and, to an extent, the iPhone have all been given thicker models designed to accommodate eit…