fix: update source constructor for lineage action and artifact (#2095)

Author: stisac

src/sagemaker/lineage/action.py

@@ -186,7 +186,7 @@ def create(
         return super(Action, cls)._construct(
             cls._boto_create_method,
             action_name=action_name,
-            source=_api_types.ContextSource(source_uri=source_uri, source_type=source_type),
+            source=_api_types.ActionSource(source_uri=source_uri, source_type=source_type),
             action_type=action_type,
             description=description,
             status=status,

src/sagemaker/lineage/artifact.py

@@ -258,7 +258,7 @@ def create(
         return super(Artifact, cls)._construct(
             cls._boto_create_method,
             artifact_name=artifact_name,
-            source=_api_types.ContextSource(source_uri=source_uri, source_types=source_types),
+            source=_api_types.ArtifactSource(source_uri=source_uri, source_types=source_types),
             artifact_type=artifact_type,
             properties=properties,
             tags=tags,