CI/CD analytics - Add CI/CD charts to storybook

Background

While discussing some options for improvements to some existing charts, it was noticed that the current charts for groupoptimize arent very straightforward to experiment and interact with.

Related to &11681

Proposal

• Add a story file for the deployment_frequency_charts
• Add a story file for the change_failure_rate
• Add a story file for the lead_time_charts
• Add a story file for the time_to_restore_service_charts