[Java] Simplify ray cmd params (#10394)

java/runtime/src/main/resources/ray.default.conf

@@ -7,9 +7,6 @@ ray {
   // Basic configurations
   // ----------------------
 
-  // IP of this node. if not provided, IP will be automatically detected.
-  node-ip: ""
-
   // Run mode, available options are:
   //
   // `SINGLE_PROCESS`: Ray is running in one single Java process, without Raylet backend,
@@ -91,9 +88,6 @@ ray {
   // Object store configurations
   // ----------------------------
   object-store {
-    // RPC socket name of object store.
-    // If this is not set, the default name will be `${temp-dir}/session_xxx/sockets/object_store`.
-    socket-name: ""
     // Initial size of the object store.
     size: 10 MB
   }
@@ -102,12 +96,6 @@ ray {
   // Raylet configurations
   // ----------------------------
   raylet {
-    // RPC socket name of Raylet.
-    // If this is not set, the default name will be `${temp-dir}/session_xxx/sockets/raylet`.
-    socket-name: ""
-    // Listening port for node manager.
-    node-manager-port: 0
-
     // See src/ray/ray_config_def.h for options.
     config {
       num_workers_per_process_java: 10