Bump kotlin docs to 0.0.54.1

[Riandy]

What does this PR do?

In short, provide a summary of what this PR does and why. Usually, the relevant context should be present in a linked issue.

Updating the kotlin docs to refer to version 0.0.54.1 of the SDK instead of 0.0.54 because we discovered a bug in 0.0.54 where local module as a dependencies are not included automatically. See meta-llama/llama-stack-client-kotlin@593ed21

Test Plan

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• tests you ran to verify your changes with result summaries.
• provide instructions so it can be reproduced.

docs changes. Changes are tested on the llama stack apps side separately and verified to be working

Sources

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Before submitting

• This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
• Ran pre-commit to handle lint / formatting issues.
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• Updated relevant documentation.
• Wrote necessary unit or integration tests.