[Gardening]: [ MacOS WK1 Debug ] fast/frames/lots-of-iframes.html and…

… fast/frames/lots-of-objects.html are consistent/flaky timeouts

https://bugs.webkit.org/show_bug.cgi?id=125110638
rdar://125110638

Unreviewed test gardening.

Adding test expectation.

* LayoutTests/platform/mac-wk1/TestExpectations:

Canonical link: https://commits.webkit.org/276420@main

LayoutTests/platform/mac-wk1/TestExpectations

@@ -2824,3 +2824,7 @@ webkit.org/b/270385 [ Sonoma+ ] fast/images/jpegxl-with-color-profile.html [ Ima
 webkit.org/b/259485 [ Ventura ] http/tests/media/hls/track-in-band-multiple-cues.html [ Skip ]
 
 webkit.org/b/271323 [ Debug ] media/media-source/worker/media-managedmse-worker.html [ Skip ]
+
+# webkit.org/b/270199 [ MacOS WK1 Debug ] fast/frames/lots-of-iframes.html and fast/frames/lots-of-objects.html are consistent/flaky timeouts
+[ Debug ] fast/frames/lots-of-iframes.html [ Pass Timeout ]
+[ Debug ] fast/frames/lots-of-objects.html [ Pass Timeout ]