graphics/{,py-}openimageio: update to 2.5.8.0

Changelogs:
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.4.14.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.4.15.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/blob/v2.5.3.0-beta1/CHANGES.md
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.3.0-beta1
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.3.1-beta2
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.3.2-rc1
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.4.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.5.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.6.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.7.0
https://github.com/AcademySoftwareFoundation/OpenImageIO/releases/tag/v2.5.8.0

PR: 275818
Tested by: fluffy, vvd