fix: [v3] FrameworkProcessor and ModelTrainer: 4 regressions (including dropping Code (5765) #665

Job	Run time
collab-check	4s
wait-for-approval	4s
detect-changes	10s
integ-tests (sagemaker-core)	17m 15s
codestyle-doc-tests (sagemaker-core)	19m 45s
integ-tests (sagemaker-mlops)	31m 0s
integ-tests (sagemaker-serve)	29m 51s
codestyle-doc-tests (sagemaker-mlops)	6m 58s
unit-tests (sagemaker-train)	30m 0s
integ-tests (sagemaker-train)	39m 43s
unit-tests (sagemaker-mlops)	36m 37s
codestyle-doc-tests (sagemaker-train)	5m 14s
codestyle-doc-tests (sagemaker-serve)	6m 25s
unit-tests (sagemaker-core)	1h 7m 46s
unit-tests (sagemaker-serve)	45m 54s
	5h 36m 46s

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