fix: fix flaky clarify model monitor test (#5107)

Author: benieric

tests/unit/sagemaker/monitor/test_clarify_model_monitor.py

@@ -568,11 +568,12 @@ def test_clarify_model_monitor():
 
     # The subclass should has monitoring_type() defined
     # noinspection PyAbstractClass
-    class DummyClarifyModelMonitoir(ClarifyModelMonitor):
+    class DummyClarifyModelMonitor(ClarifyModelMonitor):
+        _TEST_CLASS = True
         pass
 
     with pytest.raises(TypeError):
-        DummyClarifyModelMonitoir.monitoring_type()
+        DummyClarifyModelMonitor.monitoring_type()
 
 
 def test_clarify_model_monitor_invalid_update(clarify_model_monitors):
@@ -593,6 +594,8 @@ def test_clarify_model_monitor_invalid_attach(sagemaker_session):
     )
     # attach, invalid monitoring type
     for clarify_model_monitor_cls in ClarifyModelMonitor.__subclasses__():
+        if hasattr(clarify_model_monitor_cls, "_TEST_CLASS"):
+            continue
         with pytest.raises(TypeError):
             clarify_model_monitor_cls.attach(SCHEDULE_NAME, sagemaker_session)