[Feature] Support for OpenShift

[aleoli]

Description

This issue tracks the support for OpenShift Kubernetes distribution

Steps

• support for the OwnerReferencesPermissionEnforcement Admission Controller - Add Support For OwnerReferencesPermissionEnforcement Admission Controller #896
• disable the discovery component (it is useless, and causes troubles)
  • move the operators to the liqo controller manager - Move Operators from Discovery to Liqo Controller Manager #902
  • remove the clusterID creation - Generate ClusterID During Helm Installation #908
  • disable the deployment - Disable Discovery Deployment #910
• add SecurityContextConstraints (privileged, anyuid) - Add Openshift SCC and Install Provider #914
  • liqo-route
  • liqo-gateway
  • liqo-auth
• add dedicated liqoctl install provider - Add Openshift SCC and Install Provider #914

[palexster]

Closing since addressed by #914