graphics/opencolorio: update to a newer github commit
- Add support for FLAVORS.
- Update to commit 67e455b97e - this includes six of our patch files. Remove patches as per above
- Add indirect dependancies
PR: 224380
Submitted by: FreeBSD@ShaneWare.Biz (maintainer)
Changes: https://github.com/imageworks/OpenColorIO/commits/master