Enable `clippy::await_holding_lock` (#9362)

This PR enables the
[`clippy::await_holding_lock`](https://rust-lang.github.io/rust-clippy/master/index.html#/await_holding_lock)
rule and fixes the outstanding violations.

Release Notes:

- N/A
7f3f296e81Marshall Bowers committed on 3/14/2024, 7:24:19 PM· committed by GitHubparentb0ce25b
2 files changedLine totals unavailable