documentation: fix the ClarifyCheckStep documentation to mention PDP (#…

…4259)

* documentation: fix the ClarifyCheckStep documentation to mention PDP support

* fix: break the lines to meet pylint requirement

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Co-authored-by: Shing Lyu <shinglyu@amazon.nl>

src/sagemaker/workflow/clarify_check_step.py

@@ -132,8 +132,10 @@ class ModelExplainabilityCheckConfig(ClarifyCheckConfig):
 
     Attributes:
         model_config (ModelConfig): Config of the model and its endpoint to be created.
-        explainability_config (SHAPConfig): Config of the specific explainability method.
-            Currently, only SHAP is supported.
+        explainability_config (SHAPConfig or PDPConfig): Config of the explainability method.
+            Supports SHAP or PDP.
+            For `PDPConfig`, `features` must be specified.
+            `top_k_features` based on SHAP is currently not supported.
         model_scores (str or int or ModelPredictedLabelConfig): Index or JMESPath expression
             to locate the predicted scores in the model output (default: None).
             This is not required if the model output is a single score. Alternatively,