[Core] Increase timeout for test_plasma_unlimited (ray-project#44352)

Same reason as ray-project#43268 but increase the timeout even more since disk write speed can be even lower.

Signed-off-by: Jiajun Yao <jeromeyjj@gmail.com>

python/ray/tests/BUILD

@@ -493,7 +493,6 @@ py_test_module_list(
     "test_object_spilling_no_asan.py",
     "test_object_spilling_2.py",
     "test_object_spilling_3.py",
-    "test_plasma_unlimited.py",
     "test_placement_group_mini_integration.py",
     "test_scheduling_2.py",
     "test_multiprocessing.py",
@@ -504,6 +503,15 @@ py_test_module_list(
   deps = ["//:ray_lib", ":conftest"],
 )
 
+py_test_module_list(
+  files = [
+    "test_plasma_unlimited.py",
+  ],
+  size = "enormous",
+  tags = ["exclusive", "large_size_python_tests_shard_1", "team:core"],
+  deps = ["//:ray_lib", ":conftest"],
+)
+
 py_test_module_list(
   files = [
     "test_multi_node_3.py",

python/ray/tests/test_plasma_unlimited.py

@@ -18,7 +18,7 @@
 
 # Note: Disk write speed can be as low as 6 MiB/s in AWS Mac instances, so we have to
 # increase the timeout.
-pytestmark = [pytest.mark.timeout(900 if platform.system() == "Darwin" else 180)]
+pytestmark = [pytest.mark.timeout(1800 if platform.system() == "Darwin" else 180)]
 
 
 def _init_ray():