1. Proposed title of this feature request

Ask to add support for SLOTH in ROSA HCP for user workloads

https://github.com/slok/sloth

2. What is the nature and description of the request?

Enhancement to monitoring for user services/workloads

3. Why does the customer need this? (List the business requirements here)

 
Sloth is used to monitor the following Service Level Objectives.  Each SLO (defined as http://sloth.slok.dev/v1/PrometheusServiceLevel) generates a PrometheusRule which defines a desired set of Prometheus alerting and/or recording rules.  Alerts are actively viewed and handled by the pipeline on-call staff
 - Latency requitements for Produce Requests (95 percentile under 50ms)  
 - Reliability of Kafka Requests (99.9 objective) using kafka broker metrics
 - Reliability of Kafka Requests (99.9 objective) using kafka-monitor requests
 - This SLO measures the availability of API requests at load balancer (envoy) level (99.5 objective).
 - This SLO measures the latency for produce requests in API, measured at load balancer (envoy) level. (95 objective)
 - This SLO measures the latency for produce requests in API, measured at load balancer (envoy) level (95 objective)
 

4. List any affected packages or components.