This updates the StaleSlices() method in EndpointSliceTracker to also
ensure that the tracker does not have more slices than have been
provided.
Co-Authored-By: Swetha Repakula <srepakula@google.com>
This mirrors an earlier fix to the EndpointSlice controller. I'll make a
follow up PR to move this component to a shared package, but that seems
beyond the scope of a bug fix PR.