[test][sagemaker] Fix SM Local test silent failures

[saimidu]

GitHub Issue #, if available:

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Description

Fix potential silent failures on SageMaker Local Mode testing logic

Tests run

Additionally, please run the sagemaker local tests in at least one revision:

• [x] sagemaker_local_tests = true

Label Checklist

• [x] I have added the project label for this PR (<project_name> or "Improvement")

PR Checklist

• [x] I've prepended PR tag with frameworks/job this applies to : [mxnet, tensorflow, pytorch] | [ei/neuron/graviton] | [build] | [test] | [benchmark] | [ec2, ecs, eks, sagemaker]
• [x] If the PR changes affects SM test, I've modified dlc_developer_config.toml in my PR branch by setting sagemaker_tests = true and efa_tests = true
• [x] If this PR changes existing code, the change fully backward compatible with pre-existing code. (Non backward-compatible changes need special approval.)
• [ ] (If applicable) I've documented below the DLC image/dockerfile this relates to
• [ ] (If applicable) I've documented below the tests I've run on the DLC image
• [ ] (If applicable) I've reviewed the licenses of updated and new binaries and their dependencies to make sure all licenses are on the Apache Software Foundation Third Party License Policy Category A or Category B license list. See https://www.apache.org/legal/resolved.html.
• [ ] (If applicable) I've scanned the updated and new binaries to make sure they do not have vulnerabilities associated with them.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license. I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[jeet4320]

restarted build

[github-actions[bot]]

This PR has been marked stale as a result of being open for 30 days without activity or updates. Please remove the stale label or comment in order to keep this open, otherwise the PR will be closed in 5 days.

[github-actions[bot]]

This PR has had no activity or updates in the last 5 days since being marked stale. Closing this PR as a result.