Update SSL metadata

- Don't require encrypting CA private key
- Add parameter specifying CA private key name
- Add parameter specifying client cert all file name
- Remove unneeded certificate parameters for API config and metadata

Depends on: https://gerrit.mcp.mirantis.net/7678
Related PROD: PROD-11933

Change-Id: Ieba4f680bff3ad992ec5372d4296fc5bc997e8ba
9 files changed