Scheduler cleanup (#5571)

Co-authored-by: Douwe Osinga <douwe@squareup.com>

crates/goose/src/lib.rs

@@ -14,7 +14,6 @@ pub mod providers;
 pub mod recipe;
 pub mod recipe_deeplink;
 pub mod scheduler;
-pub mod scheduler_factory;
 pub mod scheduler_trait;
 pub mod security;
 pub mod session;
@@ -25,6 +24,3 @@ pub mod tool_inspection;
 pub mod tool_monitor;
 pub mod tracing;
 pub mod utils;
-
-#[cfg(test)]
-mod cron_test;