[Gardening]: [ macOS iOS ] Multiple tests under http/tests/privateCli…

…ckMeasurement are flaky TEXT failures

rdar://113726036
https://bugs.webkit.org/show_bug.cgi?id=260052

Unreviewed test gardening.

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

Canonical link: https://commits.webkit.org/266804@main

LayoutTests/platform/ios/TestExpectations

@@ -3704,8 +3704,6 @@ webkit.org/b/242225 http/wpt/service-workers/about-blank-iframe.html [ Pass Fail
 
 webkit.org/b/237569 imported/blink/svg/filters/filter-huge-clamping.svg [ Pass ImageOnlyFailure ]
 
-webkit.org/b/242228 http/tests/privateClickMeasurement/attribution-conversion-through-fetch-keepalive.html [ Pass Failure Timeout ]
-
 webkit.org/b/242250 imported/w3c/web-platform-tests/html/browsers/history/the-history-interface/joint_session_history/002.html [ Pass Timeout ]
 
 webkit.org/b/242270 fast/encoding/char-after-fast-path-ascii-decoding.html [ Pass Failure ]
@@ -4357,7 +4355,10 @@ webkit.org/b/258328 [ Debug ] imported/w3c/web-platform-tests/webcodecs/videoFra
 webkit.org/b/258532 svg/zoom/page/text-with-non-scaling-stroke.html [ Pass ImageOnlyFailure ]
 webkit.org/b/258532 fast/forms/input-placeholder-text-indent.html [ Pass ImageOnlyFailure ]
 
+webkit.org/b/259160 http/tests/privateClickMeasurement/attribution-conversion-through-fetch-keepalive.html [ Pass Failure ] # related: webkit.org/b/242228
+webkit.org/b/259160 http/tests/privateClickMeasurement/attribution-conversion-through-image-redirect-ephemeral.html [ Pass Failure ]
 webkit.org/b/259160 http/tests/privateClickMeasurement/triggering-event-with-attribution-source-through-fetch-keepalive.html [ Pass Failure ]
+webkit.org/b/259160 http/tests/privateClickMeasurement/triggering-event-with-attribution-source-through-fetch-keepalive-ephemeral.html [ Pass Failure ]
 
 # webkit.org/b/259157REGRESSION(264419@Main): [ iOS ] 264419@Main introduced multiple flaky ImageOnlyFailures (259157)
 imported/w3c/web-platform-tests/html/dom/elements/global-attributes/dir_auto-textarea-script-mixed.html [ Pass ImageOnlyFailure ]

LayoutTests/platform/mac-wk2/TestExpectations

@@ -1650,8 +1650,6 @@ webkit.org/b/242164 [ Debug ] imported/w3c/web-platform-tests/service-workers/se
 
 webkit.org/b/242138 imported/w3c/web-platform-tests/css/css-transforms/huge-length-tiny-scale.html [ Pass Crash ImageOnlyFailure ]
 
-webkit.org/b/227555 http/tests/privateClickMeasurement/attribution-conversion-through-fetch-keepalive.html [ Pass Failure ]
-
 webkit.org/b/242462 [ Monterey Release ] imported/w3c/web-platform-tests/IndexedDB/string-list-ordering.htm [ Pass Crash ]
 
 webkit.org/b/246357 imported/w3c/web-platform-tests/feature-policy/reporting/payment-reporting.https.html [ Pass Failure ]
@@ -1816,7 +1814,10 @@ http/tests/media/media-stream/audio-capture-and-category.https.html [ Pass Crash
 # Lack of support for WPT custom domains.
 imported/w3c/web-platform-tests/html/semantics/embedded-content/the-iframe-element/sandbox-top-navigation-escalate-privileges.tentative.sub.window.html [ Failure ]
 
+webkit.org/b/259160 http/tests/privateClickMeasurement/attribution-conversion-through-fetch-keepalive.html [ Pass Failure ] # related: https://webkit.org/b/227555
+webkit.org/b/259160 http/tests/privateClickMeasurement/attribution-conversion-through-image-redirect-ephemeral.html [ Pass Failure ]
 webkit.org/b/259160 http/tests/privateClickMeasurement/triggering-event-with-attribution-source-through-fetch-keepalive.html [ Pass Failure ]
+webkit.org/b/259160 http/tests/privateClickMeasurement/triggering-event-with-attribution-source-through-fetch-keepalive-ephemeral.html [ Pass Failure ]
 
 webkit.org/b/259228 [ Release ] fast/dom/lazy-image-loading-document-leak.html [ Pass Failure ]