Merge commit 'c7bf98d4'

* commit 'c7bf98d4':
  avprobe: use av_spherical_projection_name() to print spherical projection names
  dump: use av_spherical_projection_name() to print spherical projection names
  spherical: add functions to retrieve and request projection names

This commit is a noop, see
9033e872
2efb70c3
2a2854f5Merged-by: James Almer <jamrial@gmail.com>