test: correct param name in JSDoc comment

PR-URL: #41241
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: James M Snell <[email protected]>

Author: Trott

test/common/wpt.js

@@ -58,8 +58,8 @@ class ResourceLoader {
    * @param {string} from the path of the file loading this resource,
    *                      relative to thw WPT folder.
    * @param {string} url the url of the resource being loaded.
-   * @param {boolean} asPromise if true, return the resource in a
-   *                            pseudo-Response object.
+   * @param {boolean} asFetch if true, return the resource in a
+   *                          pseudo-Response object.
    */
   read(from, url, asFetch = true) {
     const file = this.toRealFilePath(from, url);