Highlighted diff emitting extraneous newlines

[silverwind]

Example: https://try.gitea.io/silverwind/updates/commit/03967f99a6cbb87c7ea7385d264ed42539b0162f

#12047 seems to cause text in diffs to sometimes split up a single line:

It should be

I think the issue is that either we or chroma are emitting newlines where there shouldn't be ones. Here's the raw HTML of line 2 line with three newlines present on a single actual line:

<span class="mono wrap">	npx ver 
<span class="added-code"><span class="err">-</span><span class="err">C</span> 
</span><span class="err">p</span><span class="err">a</span><span class="err">t</span><span class="err">c</span><span class="err">h</span>
</span>

cc: @mrsdizzie

[mrsdizzie]

Hmm weird it does seem to be happening somewhere in Chroma in the tokenizing stage. Put up a PR to just remove the added newline