adjust log config

Author: NuojCheng

src/maxtext/configs/base.yml

@@ -976,7 +976,7 @@ xprof_e2e_enable_fw_power_level_event: False
 xprof_e2e_enable_fw_thermal_event: False
 profile_power_events: False # Set to True to enable TPU-specific power/thermal profiling events. Defaults to False to avoid breaking GPU xplane tracing.
 
-log_config: True # Prints the config (after defaults have been set by pyconfig logic)
+log_config: False # Prints the config (after defaults have been set by pyconfig logic)
 debug_sharding: False # Prints model weights sharding info
 
 # Checkpoint Structured logging