Fix Hallway summary freq

config/sac_trainer_config.yaml

     memory_size: 128
     init_entcoef: 0.1
     max_steps: 1.0e7
-    summary_freq: 1000
+    summary_freq: 10000
     time_horizon: 64
     use_recurrent: true
 
     gamma: 0.99
     batch_size: 64
     max_steps: 1.0e7
+    summary_freq: 10000
     time_horizon: 64
     use_recurrent: true