Testing: OIIO_CHECK_SIMD_EQUAL_THRESH to use <= eps (#3333)
Testing: OIIO_CHECK_SIMD_EQUAL_THRESH to use <= eps (#3333)


lgritz/oiio,lgritz/oiio,OpenImageIO/oiio,OpenImageIO/oiio,lgritz/oiio,lgritz/oiio,OpenImageIO/oiio,OpenImageIO/oiio