SchedulingDetails::default min_starting_{buffer|queue}_size: usize::MAX (#7273)

core/src/banking_stage/transaction_scheduler/scheduler_metrics.rs

@@ -459,10 +459,10 @@ impl Default for SchedulingDetails {
         Self {
             last_report: Instant::now(),
             num_schedule_calls: 0,
-            min_starting_queue_size: 0,
+            min_starting_queue_size: usize::MAX,
             max_starting_queue_size: 0,
             sum_starting_queue_size: 0,
-            min_starting_buffer_size: 0,
+            min_starting_buffer_size: usize::MAX,
             max_starting_buffer_size: 0,
             sum_starting_buffer_size: 0,
             sum_num_scheduled: 0,