vendor.mod: add comment about replaced dependency
vendor.mod: add comment about replaced dependency

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

konstruktoid/docker-upstream,mahak/docker,mahak/docker,moby/moby,trebonian/docker,jimjag/docker,trebonian/docker,moby/moby,konstruktoid/docker-upstream,thaJeztah/docker,trebonian/docker,mahak/docker,moby/moby,trebonian/docker,konstruktoid/docker-upstream,thaJeztah/docker,jimjag/docker,konstruktoid/docker-upstream,jimjag/docker,thaJeztah/docker,moby/moby,thaJeztah/docker,mahak/docker,jimjag/docker