gh-92886: make test_coroutines pass with -O (assertions off) (GH-98060)


Automerge-Triggered-By: GH:iritkatriel
(cherry picked from commit 45f21472daad3934baf364c3100063ecc51c6e04)

Co-authored-by: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
diff --git a/Lib/test/test_coroutines.py b/Lib/test/test_coroutines.py
index 8fff2d4..a15736e 100644
--- a/Lib/test/test_coroutines.py
+++ b/Lib/test/test_coroutines.py
@@ -1280,7 +1280,7 @@
 
         async def func():
             async with CM():
-                assert (1, ) == 1
+                self.assertEqual((1, ), 1)
 
         with self.assertRaises(AssertionError):
             run_async(func())