Add OCI ref.name to unique key in remotes handler
Add OCI ref.name to unique key in remotes handler

This allows a pusher to be used for more than one tag without creating a
new resolver/pusher. The current implementation checks the ref key
tracker status based on type and hash and will skip the push even if the
repository reference is unique.

Signed-off-by: Phil Estes <dbac1f450dc8326caa7ba104b384a0eca642250c@amazon.com>

vdemeester/containerd,thaJeztah/containerd,thaJeztah/containerd,mikebrow/containerd,dmcgowan/containerd,dmcgowan/containerd,mikebrow/containerd,containerd/containerd,estesp/containerd,vdemeester/containerd,estesp/containerd,containerd/containerd