Fix regression in cccid handling when no value is supplied#1855

doug-walker merged 2 commits intoAcademySoftwareFoundation:mainAcademySoftwareFoundation/OpenColorIO:mainfrom

KevinJW:1854-v2xx-regressionbug-with-cccid-handling-in-filetransformsKevinJW/OpenColorIO:1854-v2xx-regressionbug-with-cccid-handling-in-filetransformsCopy head branch name to clipboard