Microsoft removes the version still included for compatibility for good. It has long been considered obsolete.

Microsoft's fifth major iteration of Windows 11 is nearing its release to the general public—the Windows Insider team ...

Microsoft deprecated PowerShell 2.0 all the way back in Windows 10 version 1709. Last month, it issued a reminder about it, and now, PowerShell 2.0 is gone from the latest Windows 11 Canary builds.