This PR enables the
[`clippy::single_char_pattern`](https://rust-lang.github.io/rust-clippy/master/index.html#/single_char_pattern)
rule and fixes the outstanding violations.
Release Notes:
- N/A
5935681c5cMarshall Bowers committed on 3/2/2024, 10:04:59 PM· committed by GitHubparent12440d5