Updates to jellydoll behavior for better performance.
If an avatar is explicitly set to no render, or its complexity exceeds the chosen complexity threshold, it will be displayed as a jellydoll. Jellydolls are simplified human avatars, displayed in a uniform color without attachments, animations or other customizations.
BUG-229265 [New Jelly Dolls] When jelly doll state ends, non-system animations do not recover.
SL-13611 Avatar rezzing in jellydoll state is initially invisible