move test_placement_group_2 to large

Signed-off-by: Catch-Bull <burglarralgrub@gmail.com>

Author: Catch-Bull

python/ray/tests/BUILD

@@ -123,7 +123,6 @@ py_test_module_list(
     "test_multinode_failures_2.py",
     "test_object_assign_owner.py",
     "test_placement_group.py",
-    "test_placement_group_2.py",
     "test_placement_group_3.py",
     "test_placement_group_4.py",
     "test_placement_group_5.py",
@@ -296,6 +295,7 @@ py_test_module_list(
     "test_scheduling_2.py",
     "test_multi_node_3.py",
     "test_multiprocessing.py",
+    "test_placement_group_2.py",
   ],
   size = "large",
   tags = ["exclusive", "large_size_python_tests_shard_1", "team:core"],