Create SkColorSpaceXform to handle color conversions

Also adds testing of qcms color correction, so we can compare
SkColorSpaceXform outputs to qcms outputs.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1952063002

Committed: https://skia.googlesource.com/skia/+/740cc88ee3d63c75e52d31238f2a32600cc57a8c

Review-Url: https://codereview.chromium.org/1952063002
11 files changed