Follow-up from "Optimize push rule file size check using quarantine dir"
The following discussion from !183600 should be addressed:
- [ ] @j.seto started a [discussion](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/183600#note_2389060628): (+1 comment)
> non-blocking: Have you considered (not necessarily for this MR) adding a method to push rule for when the limit == 0. Maybe something like `PushRule#unlimited_file_size?`
issue