[macOS] TestWebKitAPI.WebKit.MediaBufferingPolicy is a constant failure

[salinas-miguel]

9a7153a

[macOS] TestWebKitAPI.WebKit.MediaBufferingPolicy  is a constant failure
https://bugs.webkit.org/show_bug.cgi?id=253658
rdar://problem/106508946

Reviewed by Jer Noble.

macOS shouldn't purge media playback resources on page suspension.
This behavior was changed in 261354@main. This is just aligning the test
case

* Tools/TestWebKitAPI/Tests/WebKitCocoa/MediaBufferingPolicy.mm:
(TEST):

Canonical link: https://commits.webkit.org/262438@main

8c876d9

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 wincairo
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🧪 wpe-wk2
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🛠 gtk
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 gtk-wk2
	✅ 🛠 tv	✅ 🧪 mac-wk2	✅ 🧪 api-gtk
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	✅ 🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[ryanhaddad]

@salinas-miguel would you mind force pushing this branch again so it gets EWS triggered? It would be nice to get this landed soon to get the failing test off the dashboard.

[webkit-early-warning-system]

EWS run on current version of this PR (hash 8c876d9)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 wincairo
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🧪 wpe-wk2
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🛠 gtk
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 gtk-wk2
	✅ 🛠 tv	✅ 🧪 mac-wk2	✅ 🧪 api-gtk
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	✅ 🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[webkit-commit-queue]

Committed 262438@main (9a7153a): https://commits.webkit.org/262438@main

Reviewed commits have been landed. Closing PR #11769 and removing active labels.