Update CHANGELOG.md and versions #17

Job	Run time
collab-check	4s
wait-for-approval	3s
detect-changes	8s
integ-tests (sagemaker-train)	29s
unit-tests (sagemaker-mlops)	29s
integ-tests (sagemaker-core)	28s
codestyle-doc-tests (sagemaker-mlops)	29s
codestyle-doc-tests (sagemaker-train)	28s
codestyle-doc-tests (sagemaker-serve)	28s
unit-tests (sagemaker-serve)	28s
integ-tests (sagemaker-serve)	29s
unit-tests (sagemaker-train)	28s
integ-tests (sagemaker-mlops)	28s
unit-tests (sagemaker-core)	28s
codestyle-doc-tests (sagemaker-core)	29s
	5m 56s

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