test: Updated Rust edition to 2024 and refactored network module tests to be more idiomatic

src/handlers/radarr_handlers/mod.rs

@@ -1,3 +1,4 @@
+use crate::handlers::KeyEventHandler;
 use crate::handlers::radarr_handlers::blocklist::BlocklistHandler;
 use crate::handlers::radarr_handlers::collections::CollectionsHandler;
 use crate::handlers::radarr_handlers::downloads::DownloadsHandler;
@@ -5,9 +6,8 @@ use crate::handlers::radarr_handlers::indexers::IndexersHandler;
 use crate::handlers::radarr_handlers::library::LibraryHandler;
 use crate::handlers::radarr_handlers::root_folders::RootFoldersHandler;
 use crate::handlers::radarr_handlers::system::SystemHandler;
-use crate::handlers::KeyEventHandler;
 use crate::models::servarr_data::radarr::radarr_data::ActiveRadarrBlock;
-use crate::{matches_key, App, Key};
+use crate::{App, Key, matches_key};
 
 mod blocklist;
 mod collections;