[Gardening] http/tests/misc/object-embedding-svg-delayed-size-negotia…

…tion-2.htm is flaky failing.

https://bugs.webkit.org/show_bug.cgi?id=208396

Unreviewed test gardening. It isn't a platform specific failure.
Promoted the flaky marker to the top common TestExpectations.

* LayoutTests/TestExpectations:
* LayoutTests/platform/ios/TestExpectations:
* LayoutTests/platform/mac-wk2/TestExpectations:

Canonical link: https://commits.webkit.org/269505@main

LayoutTests/TestExpectations

@@ -4338,6 +4338,8 @@ webkit.org/b/248262 imported/w3c/web-platform-tests/css/css-writing-modes/forms/
 webkit.org/b/248262 imported/w3c/web-platform-tests/css/css-writing-modes/forms/select-multiple-appearance-none-vlr.optional.html [ ImageOnlyFailure ]
 webkit.org/b/248262 imported/w3c/web-platform-tests/css/css-writing-modes/forms/select-multiple-appearance-none-vrl.optional.html [ ImageOnlyFailure ]
 
+webkit.org/b/208396 http/tests/misc/object-embedding-svg-delayed-size-negotiation-2.htm [ Pass Failure ]
+
 # Untriaged writing-mode failures.
 webkit.org/b/209080 imported/w3c/web-platform-tests/css/css-writing-modes/abs-pos-border-offset-001.html [ ImageOnlyFailure ]
 webkit.org/b/209080 imported/w3c/web-platform-tests/css/css-writing-modes/abs-pos-border-offset-002.html [ ImageOnlyFailure ]

LayoutTests/platform/ios/TestExpectations

@@ -3342,9 +3342,6 @@ imported/w3c/web-platform-tests/fetch/connection-pool/network-partition-key.html
 # rdar://80384054 ([ iOS15 ] css3/filters/filter-repaint-shadow-layer-child.html is flaky failure)
 css3/filters/filter-repaint-shadow-layer-child.html [ Pass ImageOnlyFailure ]
 
-# rdar://80392795 ([ iOS15 ] http/tests/misc/object-embedding-svg-delayed-size-negotiation-2.htm is a flaky failure)
-http/tests/misc/object-embedding-svg-delayed-size-negotiation-2.htm [ Pass Failure ]
-
 # rdar://80393008 ([ iOS15 ] http/tests/security/contentSecurityPolicy/connect-src-websocket-allowed.html is a flaky crash)
 http/tests/security/contentSecurityPolicy/connect-src-websocket-allowed.html  [ Pass Crash ]
 

LayoutTests/platform/mac-wk2/TestExpectations

@@ -1066,8 +1066,6 @@ webkit.org/b/208062 http/wpt/fetch/disable-speculative-for-reload.html [ Pass Fa
 
 webkit.org/b/208390 [ Debug ] fast/css-custom-paint/delay-repaint.html [ Pass Failure ]
 
-webkit.org/b/208396 http/tests/misc/object-embedding-svg-delayed-size-negotiation-2.htm [ Pass Failure ]
-
 webkit.org/b/208577 [ Release ] fast/hidpi/image-srcset-relative-svg-canvas.html [ Pass ImageOnlyFailure ]
 
 webkit.org/b/208590 [ Debug ] fast/events/beforeunload-prompt.html [ Pass Crash ]