Add GM to test working-color-space color filter

Bug: b/299670828
Change-Id: I21af099085ab0e9439d4bac2e58d075a597b2059
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/758317
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
3 files changed