Fix MSVC mutex initialization with older host runtimes - #2354

Fix MSVC mutex initialization with older host runtimes#2354

doug-walker merged 2 commits into

AcademySoftwareFoundation:mainAcademySoftwareFoundation/OpenColorIO:mainfrom

zachlewis:codex/msvc-mutex-compatzachlewis/OpenColorIO:codex/msvc-mutex-compatCopy head branch name to clipboard