[skottie] Fix default cubic controls detection

C0 & C1 are swapped and being compared against the wrong defeault
values.

Swap again to avoid instantiating unnecessary SkCubicMappers.

TBR=
Change-Id: Ie26c28805b3b4517ca65f8e715e27a2eb65fe700
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/228061
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed