refactor: Renamed KeyEventHandler::with to KeyEventHandler::new to keep with Rust best practices and conventions

src/handlers/sonarr_handlers/system/system_details_handler.rs

@@ -36,7 +36,7 @@ impl<'a, 'b> KeyEventHandler<'a, 'b, ActiveSonarrBlock> for SystemDetailsHandler
     SYSTEM_DETAILS_BLOCKS.contains(&active_block)
   }
 
-  fn with(
+  fn new(
     key: Key,
     app: &'a mut App<'b>,
     active_block: ActiveSonarrBlock,