refactor(values): remove metrics port mesh exclusion annotation

General MR

Summary

This MR removes the istio port 9000 mesh exclusion. Coupled with the changes in the BB branch below, the exclusion is no longer necessary to enable keycloak metrics scraping.

Umbrella Branch

keycloak-262-http-metrics

Relevant logs/screenshots

❯ kubectl get servicemonitors -n keycloak keycloak-keycloak-keycloakx -o yaml | yq .spec.endpoints
- interval: 10s
  path: /auth/metrics
  port: http-internal
  scheme: https
  scrapeTimeout: 10s
  tlsConfig:
    caFile: /etc/prom-certs/root-cert.pem
    certFile: /etc/prom-certs/cert-chain.pem
    insecureSkipVerify: true
    keyFile: /etc/prom-certs/key.pem

Linked Issue

#262 (closed)

Upgrade Notices

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