Fix incorrectly transposed matrix for displayp3 colorspaces#1960

jstone-lucasfilm merged 1 commit intoAcademySoftwareFoundation:mainAcademySoftwareFoundation/MaterialX:mainfrom

ld-kerley:fix_displayp3_colorspace_mtxld-kerley/MaterialX:fix_displayp3_colorspace_mtxCopy head branch name to clipboard