remove animator from SampleApp

There is no xml parser hooked up, so the animator test file (already behind #if 0) is not testable. Removing the files to speedup building SampleApp.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1987963002

Review-Url: https://codereview.chromium.org/1987963002
1 file changed