change step hint

Author: wyfEmma

algoperf/workloads/fastmri/workload.py

@@ -104,7 +104,7 @@ def eval_period_time_sec(self) -> int:
   @property
   def step_hint(self) -> int:
     """Approx. steps the baseline can do in the allowed runtime budget."""
-    return 18_094
+    return 36_189
 
   def _build_input_queue(self,
                          data_rng: spec.RandomState,