refactor(llrp): llrp is now an exported package

Allows the llrp package to be accessible for others to import.

Closes: #291

PR Checklist

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[x] I am not introducing a breaking change (if you are, flag in conventional commit message with BREAKING CHANGE: describing the break)
[x] I am not introducing a new dependency (add notes below if you are)
[ ] I have added unit tests for the new feature or bug fix (if not, why?) No code was added.
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