fix(samples): Update comment for rendering latest parameter version

[sc-07]

Description

Fixes #

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Checklist

• I have followed guidelines from CONTRIBUTING.MD and Samples Style Guide
• Tests pass: npm test (see Testing)
• Lint pass: npm run lint (see Style)
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[gemini-code-assist]

Code Review

This pull request updates the sample code in renderRegionalParamVersion.js and renderParamVersion.js to indicate that parameterVersionId supports aliases. The review identifies that the current implementation introduces syntax errors if the lines are uncommented and suggests moving the explanation to a trailing comment.