Migrate from Endpoints to EndpointSlices (Endpoints is deprecated from 1.33 onwards)

[bamarch]

Is your feature request related to a problem? Please describe.

CoreV1().Endpoints is deprecated

In K8S 1.33 we see the following deprecation warning in AGIC container logs:

W1006 08:57:07.133166 1 warnings.go:70] v1 Endpoints is deprecated in v1.33+; use discovery.k8s.io/v1 EndpointSlice

Describe the solution you'd like

Migrate to using DiscoveryV1().EndpointSlices in a new version

https://kubernetes.io/blog/2025/04/24/endpoints-deprecation/

e.g.