Include container names in network inspect

This commit makes `docker network inspect` print container names as
service discovery is based on container name.

Signed-off-by: Zhang Wei <zhangwei555@huawei.com>
Upstream-commit: fbed26297dca2adc59d891c661548302ec848984
Component: engine

components/engine/api/server/router/network/network_routes.go

@@ -237,6 +237,7 @@ func buildEndpointResource(e libnetwork.Endpoint) types.EndpointResource {
 	}
 
 	er.EndpointID = e.ID()
+	er.Name = e.Name()
 	ei := e.Info()
 	if ei == nil {
 		return er

components/engine/api/types/types.go

@@ -361,6 +361,7 @@ type NetworkResource struct {
 
 // EndpointResource contains network resources allocated and used for a container in a network
 type EndpointResource struct {
+	Name        string
 	EndpointID  string
 	MacAddress  string
 	IPv4Address string