K8s v1.22+ support

[dilallkx]

CHANGES:

• Support for runtime/development environment updates:
  • K8s v1.22+
  • Helm v3.7
  • Golang v1.18
  • golangci-lint v1.46.0
• Changes to support for k8s v1.22+
  • K8s deprecation guide: https://kubernetes.io/docs/reference/using-api/deprecation-guide/
  • K8s releases: https://kubernetes.io/releases/
  • Updated core & sandbox pods to remove deprecated resources
    • extensions/v1beta1 -> networking.k8s.io/v1
    • certificates.k8s.io/v1beta1 -> certificates.k8s.io/v1
    • admissionregistration.k8s.io/v1beta1 -> admissionregistration.k8s.io/v1
    • admission/v1beta1 -> admission/v1
  • Fixed affinity rules to support new k8s v1.24 'control-plane' role on master node
• Dependency chart updates:
  • docker-registry:
    • App: 2.7.1 (no change)
    • Chart: 1.9.2 -> 1.15.0
  • grafana:
    • App: 7.3.5 -> 8.5.0
    • Chart: 6.2.1 -> 6.29.2
  • ingress-nginx:
    • App: 0.44.0 -> 1.1.0
    • Chart: 3.26.0 -> 4.0.13
  • kube-prometheus-stack:
    • App: 0.45.0 -> 0.56.0
    • Chart: 13.0.2 -> 35.0.3

TESTING:

• UT, system & cypress tests pass
• Ran tests on k8s 1.22.9 & 1.24.0