It's still in process. Today's update (KB5070311) added the following:
> Keyboard settings for "character repeat delay and rate", and "cursor blink rate", have moved from Control Panel to Settings.
> Keyboard settings for "character repeat delay and rate", and "cursor blink rate", have moved from Control Panel to Settings.
The character repeat and cursor blink rate settings were already in Settings but it just opened up the older windows forms. This just gives them a new coat of paint by putting them in the Settings app.