yields
* **w**:
* **x**:
* **y**:
* **z**: bla
i.e. the last two sub-levels are shown as code.
I thought this could somehow could be fixed, by reducing the multiplier for indent.level in `pandoc.indent` and `pandoc.list.return` from 4 to 2, but there is someplace else where extra spaces are being introduced that I haven't figured out yet.
The following R code, when rendered via rmarkdown