fix: anchor tag safety (via #4789)

* v3.17.6

* release(3.17.6): rebuild dist

* add failing tests

* fix Link component

* fix OnlineValidatorBadge component

* switch from <a> to <Link> in operation components

* make Markdown inputs safe

* use Link component in Info block, for target safety

* add eslint rule for unsafe `target` usage

src/core/plugins/oas3/wrap-components/markdown.js

@@ -7,6 +7,8 @@ import { sanitizer } from "core/components/providers/markdown"
 
 const parser = new Remarkable("commonmark")
 
+parser.set({ linkTarget: "_blank" })
+
 export const Markdown = ({ source, className = "" }) => {
   if ( source ) {
     const html = parser.render(source)