Bug fix. Trailing commas and comments (nolint) at the last entry

[radbasa]

Closes #89

Description

• Handle comments at the last line before the closing ).
• Refer to notes in #89

Definition of Done

• [ ] The change is thoroughly documented.
• [ ] The CI passes (R CMD check, linter, unit tests, spelling).
• [ ] Any generated files have been updated (e.g. .Rd files with roxygen2::roxygenise())

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 98.31%. Comparing base (b3748b6) to head (d4a9a6a).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #92 +/- ## ======================================= Coverage 98.30% 98.31% ======================================= Files 20 20 Lines 767 770 +3 ======================================= + Hits 754 757 +3 Misses 13 13 ```

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