chore: fix dead link in comment (#31902)

Summary:
Fixed a link in a comment that lead to dead link

whatwg-url changed the source directory from `lib` to `src`

## Changelog

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[INTERNAL] [FIXED] - fix dead link in a comment

Pull Request resolved: #31902

Test Plan: - [ ] Changed URL opens properly

Reviewed By: charlesbdudley

Differential Revision: D29915170

Pulled By: lunaleaps

fbshipit-source-id: 00b69db82f51d16cf887cd4540a159132ad7d771

Author: Naturalclar

Libraries/Blob/URL.js

@@ -49,7 +49,7 @@ if (
  * ```
  */
 
-// Small subset from whatwg-url: https://github.com/jsdom/whatwg-url/tree/master/lib
+// Small subset from whatwg-url: https://github.com/jsdom/whatwg-url/tree/master/src
 // The reference code bloat comes from Unicode issues with URLs, so those won't work here.
 export class URLSearchParams {
   _searchParams = [];