support latest container version in image_uris and DJLModel for lmi c…

[siddvenk]

…ontainers

Issue #, if available:

Description of changes:

Testing done:

Merge Checklist

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General

• I have read the CONTRIBUTING doc
• I certify that the changes I am introducing will be backward compatible, and I have discussed concerns about this, if any, with the Python SDK team
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Tests

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[frankfliu]

nice!

[siddvenk]

@mohanasudhan I think the integration test failure is not related to the changes here - I see them failing for all open PRs currently. If that's the case, can this be merged?