[iOS] Remove specific animation by key instead of removing all. If we don' t remove, updating transform won't work after doing CAAnimation. http://dotwe.org/vue/ce7d8d3bd4e67d3fe321c9e8b0bbbb7b (#1734)
[iOS] Remove specific animation by key instead of removing all. If we don' t remove, updating transform won't work after doing CAAnimation. http://dotwe.org/vue/ce7d8d3bd4e67d3fe321c9e8b0bbbb7b (#1734)


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