fix: [Bug] Pipeline parameters (ParameterInteger, ParameterString) fail in ModelTrain (5504) #493

Job	Run time
collab-check	4s
wait-for-approval	3s
detect-changes	10s
integ-tests (sagemaker-serve)	6m 24s
codestyle-doc-tests (sagemaker-train)	5m 47s
codestyle-doc-tests (sagemaker-serve)	5m 44s
unit-tests (sagemaker-train)	6m 24s
integ-tests (sagemaker-mlops)	6m 19s
unit-tests (sagemaker-mlops)	6m 22s
unit-tests (sagemaker-serve)	6m 24s
codestyle-doc-tests (sagemaker-mlops)	5m 25s
integ-tests (sagemaker-train)	6m 22s
	55m 28s

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