Fix gofmt in preparation of Go 1.13 update
Fix gofmt in preparation of Go 1.13 update

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

mahak/libnetwork,mahak/libnetwork,mahak/libnetwork,docker/libnetwork,docker/libnetwork,docker/libnetwork