Log Message:
libheif: update to 1.10.0.

v1.10.0 - read all auxiliary images, improve macOS compatibility

    new API: may access all (vendor-dependent) auxiliary images (e.g. \ 
hdrgainmap, semanticskinmatte, ...)
    change the way images with odd sizes are written so that macOS can read them
    when ICC profile is present, will now write two colr boxes (nclx and ICC) \ 
into AVIF files. Also reads files with two colr boxes
    alpha image is now saved as monochrome
    loading of 16bit greyscale PNGs in heif_enc
    heif_enc, option "-E" deprecated
    remove dependency on alloca()
    fix known bugs