Some minor documentation errors #11408
Description
https://github.com/jgm/pandoc/blob/3.8.3/doc/lua-filters.md?plain=1#L6531
"the line line length parameter"
https://github.com/jgm/pandoc/blob/3.8.3/doc/custom-readers.md?plain=1#L105
This one sentence refers to a writer, when the rest of the document is about readers.