Maximum metrics for CPU/latency in the report profile

[josecastillolema]

Type of change

• [ ] Refactor
• [ ] New feature
• [ ] Bug fix
• [x] Optimization
• [ ] Documentation Update

Description

For telco use cases maximum is more relevant than average. Nowadays the reporting profile only includes maximum metrics for memory, but not for CPU and latency. This PR adds maximum for the missing metrics.

Related Tickets & Documents

• Related Issue https://github.com/kube-burner/kube-burner-ocp/issues/50
• Closes https://github.com/kube-burner/kube-burner-ocp/issues/50

Checklist before requesting a review

• [x] I have performed a self-review of my code.

Internal note

If/when merged we should change the grafana kube-burner/Kube-burner report mode dashboard for Jose/Kube-burner report telco