registryService.LookupPullEndpoints uses lookupV2Endpoints
https://github.com/moby/moby/blob/v24.0.5/registry/service.go#L137-L142
which, as the name indicates, only returns V2 endpoints;
https://github.com/moby/moby/blob/v24.0.5/registry/service_v2.go#L10-L80
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 22b4bab90f)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>