Fix typos in comments
Fix typos in comments

lgritz/oiio,cwilling/oiio,mcanthony/oiio,mcanthony/oiio,micler/oiio,cwilling/oiio,YangYangTL/oiio,lgritz/oiio,micler/oiio,YangYangTL/oiio,mcanthony/oiio,mcanthony/oiio,YangYangTL/oiio,bdeluca/oiio,cwilling/oiio,bdeluca/oiio,OpenImageIO/oiio,YangYangTL/oiio,micler/oiio,OpenImageIO/oiio,OpenImageIO/oiio,bdeluca/oiio,micler/oiio,lgritz/oiio,lgritz/oiio,bdeluca/oiio,OpenImageIO/oiio,cwilling/oiio