File-level comments misapplied

Using Documentation 13.2.5 and running it through yarn with the command

"documentation build --github --markdown-toc --config documentation.yml -f html src/utils/** -o docs/jsDocumentation"

I want to supply file-level documentation. My source file has:

```
/**
* @file Utilities to manage Event Schema Files (.esf files)
* @author David Goldfarb
*/

/**
* Just a random function.
*/
const f = () => 42;
```

The file comments are applied to a ghost second copy of `f`: