Fix clippy warnings across CLI codebase (#654)

* Fix clippy warnings across CLI codebase

Fixes #653

* Fix remaining items_after_test_module clippy warnings

Move functions defined after `mod tests` blocks to before the test
modules in recording.rs and webdriver/client.rs.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: ctate <366502+ctate@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

cli/src/native/stream.rs

@@ -155,6 +155,7 @@ async fn accept_loop(
     }
 }
 
+#[allow(clippy::result_large_err)]
 async fn handle_ws_client(
     stream: tokio::net::TcpStream,
     _addr: SocketAddr,