Release patch version of Reffy - v18.4.2

Dependencies bumped:
- Bump web-specs from 3.42.0 to 3.43.0 (#1793)
- Bump rollup from 4.34.9 to 4.35.0 (#1790)
- Bump puppeteer from 24.3.1 to 24.4.0 (#1787)
- Dfns extraction: expand logic that skips imported definitions (#1789)

Author: tidoust

package.json

@@ -1,6 +1,6 @@
 {
   "name": "reffy",
-  "version": "18.4.1",
+  "version": "18.4.2",
   "description": "W3C/WHATWG spec dependencies exploration companion. Features a short set of tools to study spec references as well as WebIDL term definitions and references found in W3C specifications.",
   "repository": {
     "type": "git",