Check version numbers of boxes related to the ISO gain map experimental feature

[wantehchang]

@maryla-uc @vigneshvg @y-guyon @ccameron-chromium

This is the CrabbyAvif version of AOMediaCodec/libavif#2369.

Please audit our ISO gain map code and make sure we check the version numbers of the boxes related to ISO gain maps.

[Ehnneth]