update docker distribution to v2.7.0-rc.0
registry garbage-collect
will have -m
flag in 2.7.0, see issue #1844
and pull request #2302.
It can be tested with pre-release v2.7.0-rc.0
See: https://github.com/docker/distribution/pull/2302#issuecomment-428643761
This change includes include the RC build in the omnibus release
refs:
Edited by Elan Ruusamäe