Refactor installation of Velero

[emirgens]

Update Velero component

• Create resources (Terraform)
• Change velero backup location #864
• re-factor identity (Workload identity?)Migrate Velero to Workload Identities #1201 (New Epic)
• Update bootstrap script
• Create secret rotation script Would not be needed after migrating to Workload Identity
• Hardening resources (Check security recommendations)
• Velero backup - improve procedure  #1144
• Update documentation

DoD
Velero is installed whenever a new cluster is created, with the new resource configuration