Merge pull request #40831 from thaJeztah/19.03_bump_swarmkit

[19.03] vendor: swarmkit 0b8364e7d08aa0e972241eb59ae981a67a587a0e
Upstream-commit: 6a0995e0d8ad2644b3bdfda69e4f0fb649396ffb
Component: engine

Author: AkihiroSuda

components/engine/vendor.conf

@@ -128,7 +128,7 @@ github.com/containerd/ttrpc                         92c8520ef9f86600c650dd540266
 github.com/gogo/googleapis                          d31c731455cb061f42baff3bda55bad0118b126b # v1.2.0
 
 # cluster
-github.com/docker/swarmkit                          062b694b46c0744d601eebef79f3f7433d808a04 # bump_v19.03 branch
+github.com/docker/swarmkit                          0b8364e7d08aa0e972241eb59ae981a67a587a0e # bump_v19.03 branch
 github.com/gogo/protobuf                            ba06b47c162d49f2af050fb4c75bcbc86a159d5c # v1.2.1
 github.com/golang/protobuf                          aa810b61a9c79d51363740d207bb46cf8e620ed5 # v1.2.0
 github.com/cloudflare/cfssl                         5d63dbd981b5c408effbb58c442d54761ff94fbd # 1.3.2