Upgrade docker/docker

By "go get github.com/docker/docker@86f080cff0914e9694068ed78d503701667c4c00".
The hash is from https://github.com/containerd/containerd/blob/v1.3.0-beta.2/vendor.conf.

Signed-off-by: Kazuyoshi Kato <[email protected]>

Author: kzys

go.mod

@@ -14,6 +14,7 @@ require (
 	github.com/containerd/typeurl v0.0.0-20181015155603-461401dc8f19
 	github.com/coreos/go-systemd v0.0.0-20181031085051-9002847aa142 // indirect
 	github.com/docker/distribution v2.7.1+incompatible // indirect
+	github.com/docker/docker v1.4.2-0.20171019062838-86f080cff091 // indirect
 	github.com/docker/go-events v0.0.0-20170721190031-9461782956ad // indirect
 	github.com/docker/go-metrics v0.0.0-20181218153428-b84716841b82 // indirect
 	github.com/docker/go-units v0.3.3

go.sum

@@ -38,6 +38,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/docker/distribution v2.7.1-0.20190205005809-0d3efadf0154+incompatible h1:dvc1KSkIYTVjZgHf/CTC2diTYC8PzhaA5sFISRfNVrE=
 github.com/docker/distribution v2.7.1-0.20190205005809-0d3efadf0154+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
+github.com/docker/docker v1.4.2-0.20171019062838-86f080cff091 h1:5299YqSxwf4LZjg9Ii9BZ2l3AoaF0d0uYp0BKBMKenw=
+github.com/docker/docker v1.4.2-0.20171019062838-86f080cff091/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-events v0.0.0-20170721190031-9461782956ad h1:VXIse57M5C6ezDuCPyq6QmMvEJ2xclYKZ35SfkXdm3E=
 github.com/docker/go-events v0.0.0-20170721190031-9461782956ad/go.mod h1:Uw6UezgYA44ePAFQYUehOuCzmy5zmg/+nl2ZfMWGkpA=
 github.com/docker/go-metrics v0.0.0-20181218153428-b84716841b82 h1:X0fj836zx99zFu83v/M79DuBn84IL/Syx1SY6Y5ZEMA=