fix: scriptlets with comments

[LuLaValva]

Because of the way comments are handled in the babel AST, when a scriptlet contains just comments and no statements they are lost at the compiler. This semi-hacky solution adds and empty statement when this is the case, which includes them as trailingComments

[changeset-bot]

🦋 Changeset detected

Latest commit: 08385bc

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@marko/compiler	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[codecov]

Codecov Report

❌ Patch coverage is 77.77778% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 88.02%. Comparing base (696cdd1) to head (08385bc).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
packages/compiler/src/babel-utils/parse.js	77.77%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2749      +/-   ##
==========================================
- Coverage   88.03%   88.02%   -0.01%     
==========================================
  Files         362      362              
  Lines       44453    44459       +6     
  Branches     3412     3412              
==========================================
+ Hits        39133    39137       +4     
- Misses       5295     5297       +2     
  Partials       25       25              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.