Clean up duo_rca_usage_rate feature flag
What does this MR do and why?
Cleans up and removes all references to the duo_rca_usage_rate feature flag – it had been enabled by default in production since %18.3.
References
How to set up and validate locally
See validation steps from !191865 (merged).
MR acceptance checklist
Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.
Related to #556726 (closed)
Edited by Rudy Crespo