It seems to be rare that we get to choose whose dignity we should prioritize. The common answer to questions like this: we should choose both. Both are important.
Also, it looks like Holmes is being already punished for what she's done. So, no point of adding more on top. The frustrating aspect is that, at least according to the article, is that she still doesn't acknowledge her guilt. But, I don't think we have it in the criminal law to punish people second time if they disagree with the first punishment. It's upsetting that someone does that, but it's not a crime.