feat(status): add root-level status command

[craicoverflow]

Closes #184 and #283

This PR adds a root level status command and removed the kafka status command.

View all service status information:

❯ rhoas status

  Kafka
  ------------------------------------------------------------------------------------
  ID:                     1nhKLDsfcdUbZnSQTxavtZgcTdV
  Name:                   enda-test-2
  Status:                 provisioning
  Bootstrap URL:          enda-test--nhkldsfcdubznsqtxavtzgctdv.kafka.devshift.org:443

You can also specify specific services with rhoas status kafka.

JSON and YAML output formats are also supported:

❯ rhoas status -o json
{
  "kafka": {
    "id": "1nhKLDsfcdUbZnSQTxavtZgcTdV",
    "name": "enda-test-2",
    "status": "provisioning",
    "bootstrap_server_host": "enda-test--nhkldsfcdubznsqtxavtzgctdv.kafka.devshift.org:443"
  }
}