This reflects a Moby change to add documentation around
disabling a new feature -- to use pgzip to decompress
layers, rather than the built-in go gzip.
Signed-off-by: Sargun Dhillon <sargun@sargun.me>
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit e1148e2c70)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>