mapboxgllayer map sync Jitter when map aniamting

[deyihu]

maptalks's version and what browser you use?

Issue description

这个问题的已经定位到

maptalks.js/src/map/Map.Anim.js

Line 101 in 1877014

'framer' : framer

Please provide a reproduction URL (on any jsfiddle like site)