Update to newer stb_printf for our implementation of vsnprintf (#3160)
Update to newer stb_printf for our implementation of vsnprintf (#3160)

Solves some security problems and/or just false positives in
address sanitizer.
lgritz/oiio,lgritz/oiio,OpenImageIO/oiio,OpenImageIO/oiio,lgritz/oiio,lgritz/oiio,OpenImageIO/oiio,OpenImageIO/oiio