Exclude test profiling info endpoint (#7030)

* Skip test_profiling_info_endpoint when pytest running locally

* Fixed formatting.

* Fixed the reason for skipping the test based on pr comments

python/ray/tests/test_metrics.py

@@ -2,6 +2,7 @@ import os
 import json
 import grpc
 import psutil
+import pytest
 import requests
 import time
 
@@ -242,6 +243,9 @@ def test_raylet_info_endpoint(shutdown_only):
         time.sleep(1)
 
 
+@pytest.mark.skipif(
+    os.environ.get("TRAVIS") is None,
+    reason="This test requires password-less sudo due to py-spy requirement.")
 def test_profiling_info_endpoint(shutdown_only):
     ray.init(num_cpus=1)