Update CHANGELOG 3.6.0 #432

Job	Run time
collab-check	5s
wait-for-approval	3s
detect-changes	10s
unit-tests (sagemaker-serve)	32s
codestyle-doc-tests (sagemaker-core)	32s
integ-tests (sagemaker-train)	31s
integ-tests (sagemaker-mlops)	31s
unit-tests (sagemaker-core)	34s
unit-tests (sagemaker-train)	31s
codestyle-doc-tests (sagemaker-serve)	30s
codestyle-doc-tests (sagemaker-mlops)	32s
integ-tests (sagemaker-core)	30s
codestyle-doc-tests (sagemaker-train)	31s
unit-tests (sagemaker-mlops)	31s
integ-tests (sagemaker-serve)	31s
	6m 34s

Provide feedback