chore: make LimitPushPastWindows public (#17736)

Author: linhr

datafusion/physical-optimizer/src/lib.rs

@@ -34,12 +34,12 @@ pub mod ensure_coop;
 pub mod filter_pushdown;
 pub mod join_selection;
 pub mod limit_pushdown;
+pub mod limit_pushdown_past_window;
 pub mod limited_distinct_aggregation;
 pub mod optimizer;
 pub mod output_requirements;
 pub mod projection_pushdown;
 pub use datafusion_pruning as pruning;
-mod limit_pushdown_past_window;
 pub mod sanity_checker;
 pub mod topk_aggregation;
 pub mod update_aggr_exprs;