assertEqual instead of assertEquals

Summary:
It's assertEqual https://docs.python.org/3/library/unittest.html#unittest.TestCase.assertEqual

assertEquals is deprecated

Created from CodeHub with https://fburl.com/edit-in-codehub

Differential Revision: D71045201

Author: bobyangyf

torchx/schedulers/test/kubernetes_scheduler_test.py

@@ -99,8 +99,8 @@ def test_create_scheduler(self) -> None:
         docker_client = MagicMock
         scheduler = create_scheduler("foo", client=client, docker_client=docker_client)
         self.assertIsInstance(scheduler, kubernetes_scheduler.KubernetesScheduler)
-        self.assertEquals(scheduler._docker_client, docker_client)
-        self.assertEquals(scheduler._client, client)
+        self.assertEqual(scheduler._docker_client, docker_client)
+        self.assertEqual(scheduler._client, client)
 
     def test_app_to_resource_resolved_macros(self) -> None:
         app = _test_app()