Macworld In just three weeks, Tim Cook will kick off one of the most anticipated WWDC keynotes ever, with the expected arrival of Apple’s first AR headset leading a flurry of rumored announcements. Now a report from analyst Ming-Chi Kuo claims Apple is “well prepared” for next month’s Reality Pro announcement. Along with the confirmation that the headset is imminent, Kuo outlines five suppliers for the top five most expensive materials. As expected, the display and cameras top the list, with Apple using several suppliers to provide components: Assembly: Luxshare-ICTMicro OLED display: SonyDual processors: TSMCCasing: Everwin PrecisionCamera modules: CowellExternal battery pack: Goretek Apple has used many of these suppliers before, with Goretek supplying AirPods parts, and Cowell, Sony, Luxshare, and…