[Gardening]: REGRESSION (275831@main): [ macOS wk2 Debug ] media/vide…

…o-pause-immediately.html is a flaky failure

https://bugs.webkit.org/show_bug.cgi?id=274130
rdar://128029992

Unreviewed test gardening.

Adding test expectation

* LayoutTests/platform/mac-wk2/TestExpectations:

Canonical link: https://commits.webkit.org/278722@main

LayoutTests/platform/mac-wk2/TestExpectations

@@ -1879,3 +1879,4 @@ webkit.org/b/273588 fast/forms/select/mac-wk2/inactive-appearance.html [ Pass Im
 
 webkit.org/b/273905 [ X86_64 ] svg/filters/filter-on-root-tile-boundary.html [ Pass ImageOnlyFailure ]
 
+webkit.org/b/274130 [ Debug ] media/video-pause-immediately.html [ Pass Failure ]