New review comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/pull/33977#discussion_r747041887

Comment:
```suggestion
	makedepends+=" musl-fts-devel"
	depends+=" musl-fts-devel"
	LDFLAGS="-lfts"
```

It's needed for the files it generates!