Revert "[core]Turn on light weight resource broadcasting. (ray-projec…

…t#32625)" (ray-project#34636)

This reverts commit 1bfbc46.

src/ray/common/ray_config_def.h

@@ -441,7 +441,7 @@ RAY_CONFIG(uint64_t, gcs_grpc_max_request_queued_max_bytes, 1024UL * 1024 * 1024
 RAY_CONFIG(int32_t, gcs_client_check_connection_status_interval_milliseconds, 1000)
 
 /// Feature flag to use the ray syncer for resource synchronization
-RAY_CONFIG(bool, use_ray_syncer, true)
+RAY_CONFIG(bool, use_ray_syncer, false)
 /// Due to the protocol drawback, raylet needs to refresh the message if
 /// no message is received for a while.
 /// Refer to https://tinyurl.com/n6kvsp87 for more details