Identify waypoint proxies

[josunect]

Describe the change

The labels for the waypoint proxies had changed:

• Not using pod.Labels["istio.io/gateway-name"] == "namespace" or pod.Annotations["istio.io/for-service-account"]
• It is using istio.io/use-waypoint equals to the waypoint name

Steps to test the PR

• Use Istio > 1.22.rc
• Apply different waypoint proxies and check if Kiali identifies them correctly:
  • namespace
  • pod
  • service

Automation testing

Added end to end testing to tests:

• waypoint proxie is identified correctly.
• workload is enrolled by pod
• workload is enrolled by ns
• workload is enrolled by service

Issue reference

#7350