Remove some no longer necessary `#[cfg(test)]`s
Remove some no longer necessary `#[cfg(test)]`s

With https://github.com/rust-lang/rust/pull/69838 inner modules are never touched in the outer module is unconfigured.

aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust