Manually migrate AWS Billing visualizations to the lens in the current Kibana version 8.8.1 itself.

Preparation of data for testing

• Use sample_event.json / setup live instance using docker / mock data using a mock server to populate dashboards

Migration stats

Dashboard : [AWS Billing] Dashboards

• Migrate 4 visualization to the lens.
  • [O11y][AWS] Migrate AWS Billing dashboard visualizations to lens #6644

Verification and Validation

• Verification of functionality remains the same after migration in Kibana
• Verification of data count of after-migrated visualization with before-migrated visualization in Kibana
• Verification of Dashboards is not distorted in the supported Kibana version (TBD)