The source project of this merge request has been removed.
Enable more frozen string in app/services/**/*.rb
What does this MR do?
Enable frozen string literals in app/services/**/*.rb.
This completes the entire app/services directory.
Why was this MR needed?
Because frozen strings require fewer memory allocations, and memory efficiency is a good thing.
What are the relevant issue numbers?
Partially addresses #47424 (closed).