restore `--no-rivet-refs` in rivet-mkhtml-mpl
After !700 (merged) and this functionality was broken, because the corresponding flag is not passed to the helper method.
I haven't checked if this is also present in the 3-2-x
series.
After !700 (merged) and this functionality was broken, because the corresponding flag is not passed to the helper method.
I haven't checked if this is also present in the 3-2-x
series.