Propagate errors returned by raftnode.Run in manager.Run
Propagate errors returned by raftnode.Run in manager.Run

Signed-off-by: cyli <f39392f1e2d21dabc2bc5ab11d2bf832bde87b60@docker.com>

dperny/swarmkit-1,allencloud/swarmkit,yongtang/swarmkit,RenaudWasTaken/swarmkit,fate-grand-order/swarmkit,cheyang/swarmkit,diogomonica/swarmkit,dperny/swarmkit-1,jlhawn/swarmkit,AliyunContainerService/swarmkit,alyyousuf7/swarmkit,diogomonica/swarmkit,yongtang/swarmkit,elifa/swarmkit,aaronlehmann/swarmkit,docker/swarmkit,fate-grand-order/swarmkit,Noyan759/swarmkit,docker/swarmkit,Noyan759/swarmkit,sungwonh/swarmkit,aaronlehmann/swarmkit,elifa/swarmkit,AliyunContainerService/swarmkit,allencloud/swarmkit,sungwonh/swarmkit,deljuven/swarmkit,jlhawn/swarmkit,cheyang/swarmkit,deljuven/swarmkit,alyyousuf7/swarmkit,RenaudWasTaken/swarmkit