Auto merge of #23536 - gatoWololo:omar_timing_entries, r=jdm

Let resources timing entries be added to performance entry buffer.

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Update relevant tests to properly report and expect failure.

These changes are the first step for #23328. Not sure if I would say they _fix_ the issue.

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [ ] These changes fix #___ (GitHub issue number if applicable)

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- [X] There are tests for these changes: Existing tests have been updated to expect pass/failures.

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tests/wpt/mozilla/meta/MANIFEST.json

@@ -19679,7 +19679,7 @@
    "support"
   ],
   "mozilla/xmlhttprequest_url.html": [
-   "e5d10f27c06e1febd3bb70f8f128194fc3f63861",
+   "3a765c1e45b0ff25d9161e70f2ad0718769a4cdb",
    "testharness"
   ],
   "webxr/create_session.html": [

tests/wpt/mozilla/tests/mozilla/xmlhttprequest_url.html

@@ -19,7 +19,7 @@ async_test(function(t) {
 
   request.onload = t.step_func_done(function() {
     let entries = window.performance.getEntriesByType("resource");
-    assert_equals(entries.length, 1);
+    assert_equals(entries.length, 3);
     assert_equals(entries[0].name, href);
   });
 }, "Performance entries should contain the URL where the XMLHttpRequest originated");