Migrate Certificates to Vault

[sslaws]

As a Ministry Security Officer, I would like secrets to be stored and controlled using Hashicorp Vault as this keeps the certificates within Government infrastructure.

Acceptance Criteria

• [ ] Move TLS Certificate data from GitHub secrets to VAULT under namespace-nonprod/envs/???/tls for dev and test and namespace-prod/envs/???/tls for staging and prod.
• [ ] During deployment the vault stored certificate and related information should be read and used to create the routes

Technical Context

[sslaws]

Stephen to complete ticket and @ninosamson to prioritize.

[sslaws]

Ticket updated