docs: rewrite 43 high-priority wiki pages
Rewrites the most-visited configuration and authoring docs with:
- Type annotations and defaults on every page
- Markdown tables replacing HTML dl elements
- Live examples using the js/html "example" annotation format
- Accurate information sourced directly from the ReSpec source modules
- Complete person object documentation
- Full specStatus value tables with required fields
- Structured linting rule pages with violation examples and fixes
Pages rewritten: editors, specStatus, person, github, xref, caniuse,
mdn, localBiblio, lint, data-cite, note, issue, example, data-dfn-type,
data-lt, data-include, data-export, figure, shortName, group, data-dfn-for,
preProcess, postProcess, authors, formerEditors, markdown, data-link-for,
no-unused-dfns, local-refs-exist, no-http-props, wpt-tests-exist,
data-sort, conformance, data-tests, appendix, informative,
no-headingless-sections, license, addSectionLinks, edDraftURI,
no-captionless-tables, logos, ednote